Deuteronomy 3:18

And I commanded you at that time saying, Jehovah your God has given you this land to possess it. You shall pass over armed before your brothers the sons of Israel, all the sons of might.

Joshua 4:12-13

And the sons of Reuben, and the sons of Gad, and half the tribe of Manasseh, passed over armed in front of the sons of Israel, as Moses spoke to them;

Numbers 32:20-24

And Moses said to them, If you will do this thing, if you will go armed before Jehovah to war,

Joshua 1:12-15

And Joshua spoke to the Reubenites and to the Gadites and to the half tribe of Manasseh, saying:

Joshua 22:1-9

Then Joshua called for the Reubenites and the Gadites, and the half tribe of Manasseh,

Treasury of Scripture Knowledge

Summary

And I commanded you at that time, saying, The LORD your God hath given you this land to possess it: ye shall pass over armed before your brethren the children of Israel, all that are meet for the war.

General references

Bible References

I commanded

Numbers 32:20
And Moses said to them, If you will do this thing, if you will go armed before Jehovah to war,
Joshua 1:12
And Joshua spoke to the Reubenites and to the Gadites and to the half tribe of Manasseh, saying:
Joshua 4:12
And the sons of Reuben, and the sons of Gad, and half the tribe of Manasseh, passed over armed in front of the sons of Israel, as Moses spoke to them;
Joshua 22:1
Then Joshua called for the Reubenites and the Gadites, and the half tribe of Manasseh,

General references

Numbers 32:17
but we ourselves will go ready armed before the sons of Israel until we have brought them to their place. And our little ones shall live in the fenced cities because of those who live in the land.