1 And there was a famine in the land, beside the first famine that was in the days of Abraham. And Isaac went to Abimelech king of the Philistines to Gerar.
Genesis 26:1 Cross References - AKJV
Genesis 12:10
10 And there was a famine in the land: and Abram went down into Egypt to sojourn there; for the famine was grievous in the land.
Genesis 20:1-2
Genesis 21:22-32
22 And it came to pass at that time, that Abimelech and Phichol the chief captain of his host spoke to Abraham, saying, God is with you in all that you do:
23 Now therefore swear to me here by God that you will not deal falsely with me, nor with my son, nor with my son's son: but according to the kindness that I have done to you, you shall do to me, and to the land wherein you have sojourned.
24 And Abraham said, I will swear.
25 And Abraham reproved Abimelech because of a well of water, which Abimelech's servants had violently taken away.
26 And Abimelech said, I know not who has done this thing; neither did you tell me, neither yet heard I of it, but to day.
27 And Abraham took sheep and oxen, and gave them to Abimelech; and both of them made a covenant.
28 And Abraham set seven ewe lambs of the flock by themselves.
29 And Abimelech said to Abraham, What mean these seven ewe lambs which you have set by themselves?
30 And he said, For these seven ewe lambs shall you take of my hand, that they may be a witness to me, that I have dig this well.
31 Why he called that place Beersheba; because there they swore both of them.
32 Thus they made a covenant at Beersheba: then Abimelech rose up, and Phichol the chief captain of his host, and they returned into the land of the Philistines.
Genesis 25:11
11 And it came to pass after the death of Abraham, that God blessed his son Isaac; and Isaac dwelled by the well Lahairoi.