New King James Version
And when all the Moabites heard that the kings had come up to fight against them, all who were able to bear arms and older were gathered; and they stood at the border.

King James Bible
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.

American Standard Version
Now when all the Moabites heard that the kings were come up to fight against them, they gathered themselves together, all that were able to put on armor, and upward, and stood on the border.

Berean Study Bible
Now all the Moabites had heard that the kings had come up to fight against them. So all who could bear arms, young and old, were summoned and stationed at the border.

Douay-Rheims Bible
And all the Moabites hearing that the kings were come up to fight against them, gathered together all that were girded with a belt upon them, and stood in the borders.

English Revised Version
Now when all the Moabites heard that the kings were come up to fight against them, they gathered themselves together, all that were able to put on armour, and upward, and stood on the border.

World English Bible
Now when all the Moabites heard that the kings had come up to fight against them, they gathered themselves together, all who were able to put on armor, and upward, and stood on the border.

Young's Literal Translation
and all Moab have heard that the kings have come up to fight against them, and they are called together, from every one girding on a girdle and upward, and they stand by the border.

2 Kings 3:21 Additional Translations ...