Genesis 21:30

He said, "These seven ewe lambs you will take from my hand, that this may be a witness for me that I dug this well."

Genesis 31:52

This heap is a witness, and the pillar is a witness, that I will not pass over this heap to you, and you will not pass over this heap and this pillar to me, to do harm.

Genesis 31:44-48

Come now, let us make a covenant, you and I. And let it be a witness between you and me."

Joshua 22:27-28

but to be a witness between us and you, and between our generations after us, that we do perform the service of the LORD in his presence with our burnt offerings and sacrifices and peace offerings, so your children will not say to our children in time to come, "You have no portion in the LORD."'

Joshua 24:27

And Joshua said to all the people, "Behold, this stone shall be a witness against us, for it has heard all the words of the LORD that he spoke to us. Therefore it shall be a witness against you, lest you deal falsely with your God."

Treasury of Scripture Knowledge

Summary

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.

Bible References

A witness

Genesis 31:44
Come now, let us make a covenant, you and I. And let it be a witness between you and me."
Joshua 22:27
but to be a witness between us and you, and between our generations after us, that we do perform the service of the LORD in his presence with our burnt offerings and sacrifices and peace offerings, so your children will not say to our children in time to come, "You have no portion in the LORD."'
Joshua 24:27
And Joshua said to all the people, "Behold, this stone shall be a witness against us, for it has heard all the words of the LORD that he spoke to us. Therefore it shall be a witness against you, lest you deal falsely with your God."

The Holy Bible, English Standard Version® copyright © 2001 by Crossway Bibles, a publishing ministry of Good News Publishers.