Surely none of the men that came up out of Egypt, from twenty years old and upwards,.... See Num 14:28.

shall see the land which I sware unto Abraham, unto Isaac, and unto Jacob; the land of Canaan, which at various times he sware to give to them, and to their posterity:

because they have not wholly followed me; the laws which he prescribed them, the directions he gave them, and particularly the orders they had to go up and possess the land at once, Deu 1:21.

Moses said unto the children of Gad and to the children of Reuben, Shall your brethren go to war, and shall ye sit here--Their language was ambiguous; and Moses, suspicious that this proposal was an act of unbelief, a scheme of self-policy and indolence to escape the perils of warfare and live in ease and safety, addressed to them a reproachful and passionate remonstrance. Whether they had really meditated such a withdrawal from all share in the war of invasion, or the effect of their leader's expostulation was to drive them from their original purpose, they now, in answer to his impressive appeal, declared it to be their sincere intention to co-operate with their brethren; but, if so, they ought to have been more explicit at first.