Joshua 22:34 in the King James Version
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.
Context
33 The thing pleased the children of Israel; and the children of Israel blessed God, and spoke no more of going up against them to war, to destroy the land in which the children of Reuben and the children of Gad lived.
34 The children of Reuben and the children of Gad named the altar “A Witness Between Us that the LORD is God.”