Genesis 21:30 in the World English Bible
He said, “You shall take these seven ewe lambs from my hand, that it may be a witness to me, that I have dug this well.”
Context
29 And Abimelech said unto Abraham, What mean these seven ewe lambs which thou hast set by themselves?
30 And he said, For these seven ewe lambs shalt thou take of my hand, that they may be a witness unto me, that I have digged this well.
31 Wherefore he called that place Beer-sheba; because there they sware both of them.