Joshua Chapter 22, Verse 34
From BibleWiki
34: And the children of Reuben and the children of Gad called the
altar Ed: for it shall be a witness between us that the LORD
is God.
34: And the children of Ruben, and the children of Gad called the
altar which they had built, Our testimony, that the Lord is God,
34: And Joshua gave a name to the altar of the children of Ruben, and the children of Gad, and the half tribe of Manasse; and said, It is a testimony in the midst of them, that the Lord is their God.
Joshua Chapter 22, Verse 34/commentary

