a witness
Genesis 31:44-48
44
"So now come, let us make a covenant, you and I, and let it be a witness between you and me."
45
Then Jacob took a stone and set it up [as] a pillar.
46
Jacob said to his kinsmen, "Gather stones." So they took stones and made a heap, and they ate there by the heap.
47
Now Laban called it Jegar-sahadutha, but Jacob called it Galeed.
48
Laban said, "This heap is a witness between you and me this day." Therefore it was named Galeed,
Genesis 31:52-48
Joshua 22:27
rather it shall be a witness between us and you and between our generations after us, that we are to perform the service of the LORD before Him with our burnt offerings, and with our sacrifices and with our peace offerings, so that your sons will not say to our sons in time to come, "You have no portion in the LORD."'
Joshua 22:28
"Therefore we said, 'It shall also come about if they say [this] to us or to our generations in time to come, then we shall say, "See the copy of the altar of the LORD which our fathers made, not for burnt offering or for sacrifice; rather it is a witness between us and you."'
Joshua 24:27
Joshua said to all the people, "Behold, this stone shall be for a witness against us, for it has heard all the words of the LORD which He spoke to us; thus it shall be for a witness against you, so that you do not deny your God."