Why did Jesus say to Peter, “Get behind me, Satan”?

 

Why did Jesus say to Peter, “Get behind me Satan”? Why did Jesus refer to Peter as Satan?

SOURCE: Got Questions Ministries - https://www.youtube.com/@gotquestions

BIBLE VERSES: 

Matthew 16:23 (ESV)

23 But he turned and said to Peter, “Get behind me, Satan! You are a hindrance to me. For you are not setting your mind on the things of God, but on the things of man.”

Mark 8:31 (ESV)

31 And he began to teach them that the Son of Man must suffer many things and be rejected by the elders and the chief priests and the scribes and be killed, and after three days rise again.

Colossians 3:2 (ESV)
2 Set your minds on things that are above, not on things that are on earth.

Isaiah 55:8–9 (ESV)
8 For my thoughts are not your thoughts,
neither are your ways my ways, declares the Lord.
9 For as the heavens are higher than the earth,
so are my ways higher than your ways
and my thoughts than your thoughts.

Mark 1:12–13 (ESV)
12 The Spirit immediately drove him out into the wilderness. 13 And he was in the wilderness forty days, being tempted by Satan. And he was with the wild animals, and the angels were ministering to him.

Jesus Foretells His Death and Resurrection - MATTHEW 16:21-23 ESV
21 From that time Jesus began to show his disciples that he must go to Jerusalem and suffer many things from the elders and chief priests and scribes, and be killed, and on the third day be raised. 22 And Peter took him aside and began to rebuke him, saying, “Far be it from you, Lord! This shall never happen to you.” 23 But he turned and said to Peter, “Get behind me, Satan! You are a hindrance to me. For you are not setting your mind on the things of God, but on the things of man.”