Deuteronomy 1:21-23

Behold, Jehovah thy God hath set the land before thee: go up, take possession, as Jehovah, the God of thy fathers, hath spoken unto thee; fear not, neither be dismayed. And ye came near unto me every one of you, and said, Let us send men before us, that they may search the land for us, and bring us word again of the way by which we must go up, and the cities unto which we shall come. And the thing pleased me well; and I took twelve men of you, one man for every tribe