Noun Isaak (Isaac) in the Gospels-Acts

(Translation from NRSV)

Matthew

1: 2Abraham was the father of Isaac (Isaak), and Isaac (Isaak) the father of Jacob, and Jacob the father of Judah and his brothers,
8: 11I tell you, many will come from east and west and will eat with Abraham and Isaac (Isaak) and Jacob in the kingdom of heaven,
22: 32'I am the God of Abraham, the God of Isaac (Isaak), and the God of Jacob'? He is God not of the dead, but of the living."

Mark

12: 26And as for the dead being raised, have you not read in the book of Moses, in the story about the bush, how God said to him, 'I am the God of Abraham, the God of Isaac (Isaak), and the God of Jacob'?

Luke

3: 34son of Jacob, son of Isaac (Isaak), son of Abraham, son of Terah, son of Nahor,
13: 28There will be weeping and gnashing of teeth when you see Abraham and Isaac (Isaak) and Jacob and all the prophets in the kingdom of God, and you yourselves thrown out.
20: 37And the fact that the dead are raised Moses himself showed, in the story about the bush, where he speaks of the Lord as the God of Abraham, the God of Isaac (Isaak), and the God of Jacob.

Acts

3: 13The God of Abraham, the God of Isaac (Isaak), and the God of Jacob, the God of our ancestors has glorified his servant Jesus, whom you handed over and rejected in the presence of Pilate, though he had decided to release him.
7: 8Then he gave him the covenant of circumcision. And so Abraham became the father of Isaac (Isaak) and circumcised him on the eighth day; and Isaac (Isaak) became the father of Jacob, and Jacob of the twelve patriarchs.
7: 32'I am the God of your ancestors, the God of Abraham, Isaac (Isaak), and Jacob.' Moses began to tremble and did not dare to look.