Numbers 32:17
but we ourselves will be ready armed to go before the sons of Israel, until we have brought them to their place. And our little ones shall dwell in the fortified cities because of the inhabitants of the land.
Joshua 4:12-13
And the sons of Reuben, and the sons of Gad, and the half-tribe of Manasseh, passed over armed before the sons of Israel, as Moses spoke to them.
Numbers 32:29-32
And Moses said to them, If the sons of Gad and the sons of Reuben will pass with you over the Jordan, every man that is armed to battle, before LORD, and the land shall be subdued before you, then ye shall give them the land of Gil
Deuteronomy 3:18-20
And I commanded you at that time, saying, LORD your God has given you this land to possess it. Ye shall pass over armed before your brothers the sons of Israel, all the men of valor.