You yourselves know, brothers, that our visit to you was not in vain.
Αὐτοὶ γὰρ οἴδατε, ἀδελφοί, τὴν εἴσοδον ἡμῶν τὴν πρὸς ὑμᾶς, ὅτι οὐ κενὴ γέγονεν·