2 Kings 3:21

Now all the Moabites heard that the kings had come up to fight against them. And all who were able to put on armor and older were summoned and stood on the border.

1 Kings 20:11

Then the king of Israel replied, “Tell him, ‘Let not him who girds on his armor boast like him who takes it off.’”

Ephesians 6:14

Stand firm therefore, having girded your loins with truth, and having put on the breastplate of righteousness,

Treasury of Scripture Knowledge

Summary

And when all the Moabites heard that the kings were come up to fight against them, they gathered all that were able to put on armour, and upward, and stood in the border.

Bible References

Put on armour

1 Kings 20:11
Then the king of Israel replied, “Tell him, ‘Let not him who girds on his armor boast like him who takes it off.’”
Ephesians 6:14
Stand firm therefore, having girded your loins with truth, and having put on the breastplate of righteousness,