American Standard Version
And when they began to sing and to praise, Jehovah set liers-in-wait against the children of Ammon, Moab, and mount Seir, that were come against Judah; and they were smitten.

Berean Study Bible
The moment they began their shouts and praises, the LORD set ambushes against the men of Ammon, Moab, and Mount Seir who had come against Judah, and they were defeated.

Douay-Rheims Bible
And when they began to sing praises, the Lord turned their ambushments upon themselves, that is to say, of the children of Ammon, and of Moab, and of mount Seir, who were come out to fight against Juda, and they were slain.

English Revised Version
And when they began to sing and to praise, the LORD set liers in wait against the children of Ammon, Moab, and mount Seir, which were come against Judah; and they were smitten.

King James Bible
And when they began to sing and to praise, the LORD set ambushments against the children of Ammon, Moab, and mount Seir, which were come against Judah; and they were smitten.

World English Bible
When they began to sing and to praise, Yahweh set ambushers against the children of Ammon, Moab, and Mount Seir, who had come against Judah; and they were struck.

Young's Literal Translation
And at the time they have begun with singing and praise, Jehovah hath put ambushments against the sons of Ammon, Moab, and mount Seir, who are coming in to Judah, and they are smitten,

2 Chronicles 20:22 Additional Translations ...