This week’s sermon study notes

For small-group leaders, group members, and personal study

Moses: Mediator Between God And Man

Acts 7:35–43

Message by Nathanael Vargo · Associate Pastor

Study notes prepared from the YouTube sermon transcript

From the sermon transcript

Sermon recap

Moses points beyond himself to Jesus, the true Mediator whose word must be heard and whose sacrifice brings sinners to God.

Full sermon summary

Stephen’s defense presents Moses as ruler, redeemer, prophet, and mediator, but Nathanael Vargo shows that each title ultimately directs attention to Jesus. God authenticated Moses through signs and wonders: the plagues in Egypt, the pillar of cloud and fire, the Red Sea, and provision in the wilderness. Israel had rejected him, yet he was the leader God sent. That pattern prepared Stephen’s hearers to recognize the greater rejection taking place in their own response to Christ.

Moses himself promised that God would raise up another prophet from among the people. Deuteronomy 18 says God would put His words in that prophet’s mouth and hold people accountable for refusing to listen. Nathanael connects the promise with Jesus’ repeated insistence that He spoke the Father’s words and acted under the Father’s authority. His teaching is not advice to place beside other opinions. Jesus warned that His words will judge on the last day, making our response to Him a matter of eternal consequence.

The scene at Sinai explains the need for a mediator. The people were terrified to hear God directly and asked Moses to stand between them and the holy God who spoke. Moses received living oracles and carried God’s instruction to the people. Yet Moses could only move between the two parties; he could not finally reconcile sinners to God. Sin still separated them. Jesus is the greater Mediator because His sacrifice does what Moses could not: He brings those who trust Him into peace with God.

Israel’s response exposes the heart’s resistance. While Moses was on the mountain, the people turned to a golden calf and credited an idol with God’s saving work. Nathanael draws the parallel to people who hear truth but prefer their own desires. A Christian label does not prove a surrendered heart. Like servants who assume their master is delayed and begin living for themselves, professing believers can grow careless when they stop expecting Christ’s return and refuse the authority of His Word.

The closing appeal is both warning and invitation. Jesus is the promised Prophet, the authoritative Word, and the only Mediator between sinful people and God. Those who are uncertain should not hide behind outward religion but confess Jesus as Lord, believe that God raised Him from the dead, and truly surrender. Communion then turns the church’s attention to the ground of that confidence: Christ’s body given and blood poured out for forgiveness. Security rests not in our performance but in His finished sacrifice.

Practical takeaways from the transcript

Key points for your group

A leader-ready summary of the truths, illustrations, and applications Nathanael Vargo emphasized in this message.

1

Moses points forward to Jesus

God authenticated Moses as ruler and deliverer, yet Moses promised a greater Prophet. Stephen’s history prepares hearers to recognize Jesus as the fulfillment they must not reject.

Deuteronomy 18:15–19 · ESV ↗
2

Jesus speaks with the Father’s authority

Jesus did not present independent opinions; He spoke the Father’s words. His teaching carries divine authority and will judge every person on the last day.

John 12:44–50 · ESV ↗
3

Sin makes a mediator necessary

Israel feared God’s voice and needed Moses to stand between them and God. Humanity’s deeper separation requires a Mediator who can truly reconcile sinners.

Acts 7:38 · ESV ↗
4

Christ brings us into peace

Moses could deliver words, but Jesus gave Himself as the sacrifice that removes guilt. Through Christ, believers are justified and brought near to God.

Romans 5:1 · ESV ↗
5

A surrendered heart remains awake

Israel exchanged truth for an idol, and Jesus warned servants not to live as though the Master were delayed. Genuine faith hears Christ and submits to Him.

Luke 12:42–46 · ESV ↗

Scripture in this sermon

The passages referenced in the message are written out below in the English Standard Version.

Acts 7:35–43Read in ESV ↗

35“This Moses, whom they rejected, saying, ‘Who made you a ruler and a judge?’—this man God sent as both ruler and redeemer by the hand of the angel who appeared to him in the bush.

36This man led them out, performing wonders and signs in Egypt and at the Red Sea and in the wilderness for forty years.

37This is the Moses who said to the Israelites, ‘God will raise up for you a prophet like me from your brothers.’

38This is the one who was in the congregation in the wilderness with the angel who spoke to him at Mount Sinai, and with our fathers. He received living oracles to give to us.

39Our fathers refused to obey him, but thrust him aside, and in their hearts they turned to Egypt,

40saying to Aaron, ‘Make for us gods who will go before us. As for this Moses who led us out from the land of Egypt, we do not know what has become of him.’

41And they made a calf in those days, and offered a sacrifice to the idol and were rejoicing in the works of their hands.

42But God turned away and gave them over to worship the host of heaven, as it is written in the book of the prophets:

43You took up the tent of Moloch

Deuteronomy 18:15–19Read in ESV ↗

15“The Lord your God will raise up for you a prophet like me from among you, from your brothers—it is to him you shall listen—

16just as you desired of the Lord your God at Horeb on the day of the assembly, when you said, ‘Let me not hear again the voice of the Lord my God or see this great fire any more, lest I die.’

17And the Lord said to me, ‘They are right in what they have spoken.

18I will raise up for them a prophet like you from among their brothers. And I will put my words in his mouth, and he shall speak to them all that I command him.

19And whoever will not listen to my words that he shall speak in my name, I myself will require it of him.

John 5:19Read in ESV ↗

19So Jesus said to them, “Truly, truly, I say to you, the Son can do nothing of his own accord, but only what he sees the Father doing. For whatever the Father does, that the Son does likewise.

John 12:44–50Read in ESV ↗

44And Jesus cried out and said, “Whoever believes in me, believes not in me but in him who sent me.

45And whoever sees me sees him who sent me.

46I have come into the world as light, so that whoever believes in me may not remain in darkness.

47If anyone hears my words and does not keep them, I do not judge him; for I did not come to judge the world but to save the world.

48The one who rejects me and does not receive my words has a judge; the word that I have spoken will judge him on the last day.

49For I have not spoken on my own authority, but the Father who sent me has himself given me a commandment—what to say and what to speak.

50And I know that his commandment is eternal life. What I say, therefore, I say as the Father has told me.”

Romans 5:1Read in ESV ↗

1Therefore, since we have been justified by faith, we have peace with God through our Lord Jesus Christ.

Luke 12:42–46Read in ESV ↗

42And the Lord said, “Who then is the faithful and wise manager, whom his master will set over his household, to give them their portion of food at the proper time?

43Blessed is that servant whom his master will find so doing when he comes.

44Truly, I say to you, he will set him over all his possessions.

45But if that servant says to himself, ‘My master is delayed in coming,’ and begins to beat the male and female servants, and to eat and drink and get drunk,

46the master of that servant will come on a day when he does not expect him and at an hour he does not know, and will cut him in pieces and put him with the unfaithful.

Romans 10:9Read in ESV ↗

9because, if you confess with your mouth that Jesus is Lord and believe in your heart that God raised him from the dead, you will be saved.

Discussion questions

Leaders: choose 3–5 questions that fit your group. You don’t need to use them all.

Getting Started

  1. When have you needed someone to help reconcile two sides?
  2. What makes authority difficult to receive?
  3. Which sign from Moses’ life most clearly established his calling?
  4. How does communion strengthen assurance?

Understanding the Text

  1. How did God authenticate Moses in Acts 7?
  2. What did Moses promise in Deuteronomy 18?
  3. What authority did Jesus claim for His words?
  4. Why did Israel ask Moses to mediate at Sinai?
  5. How did Israel respond while Moses was on the mountain?
  6. What warning does Jesus give in Luke 12?

Digging Deeper

  1. In what ways did Moses foreshadow Jesus?
  2. Why could Moses not provide the reconciliation Jesus gives?
  3. What does it mean that Jesus’ words will judge on the last day?
  4. How did the golden calf reveal more than a temporary mistake?
  5. How does Romans 5:1 describe the result of Christ’s mediation?

Personal Application

  1. Where are you treating Jesus’ words as optional advice?
  2. What desire most often competes with surrender to Christ?
  3. What outward sign of faith are you tempted to trust instead of Christ?
  4. How would expecting Christ’s return change a present decision?
  5. Where do you need peace with God rather than self-improvement?
  6. What uncertainty about salvation should you bring honestly to Christ?

Living It Out

  1. What word of Jesus will we intentionally obey this week?
  2. How can we help one another identify modern idols?
  3. What should we remember together when we take Communion?
  4. Who needs to hear that Christ is the one Mediator?