2 Thessalonians 1 10
when He comes to be glorified among His saints on that day, and to be marveled at among all who have believed—because our testimony to you was believed.
Compare with other 3 random translations
KJV 2 Thessalonians 1:10when he shall come to be glorified in his saints, and to be admired in all them that believe (because our testimony among you was believed) in that day.
NLT 2 Thessalonians 1:10When he comes on that day, he will receive glory from his holy people—praise from all who believe. And this includes you, for you believed what we told you about him.
YLT 2 Thessalonians 1:10when He may come to be glorified in his saints, and to be wondered at in all those believing — because our testimony was believed among you — in that day;