Verily, he is among Our most dignified fully believing devotees.
He was one of our believing servants.
He was among Our believing worshipers
Surely he was one of Our believing servants
That he truly (is) from Our worshippers/slaves the believers
Elias was indeed one of our believing servants
He is indeed one of Our high ranking, firmly believing bondmen
Surely, he was one of Our believing servants
Surely, he was of Our servants blessed with (perfect faith)
Surely, he was (one) of Our believing servants
Verily, he was one of Our believing slaves