Genesis 26:1

Isaac and Abimelech

26:1 There was a famine in the land, subsequent to the earlier famine that occurred in the days of Abraham. Isaac went to Abimelech king of the Philistines at Gerar.

Genesis 21:10

21:10 So she said to Abraham, “Banish that slave woman and her son, for the son of that slave woman will not be an heir along with my son Isaac!”

Genesis 22:6

22:6 Abraham took the wood for the burnt offering and put it on his son Isaac. Then he took the fire and the knife in his hand, and the two of them walked on together.