Genesis 21:30 in the King James Version
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.
Context
29 Abimelech said to Abraham, “What do these seven ewe lambs, which you have set by themselves, mean?”
30 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.”
31 Therefore he called that place Beersheba, because they both swore an oath there.