Ye [are] witnesses, and God [also], how holily and justly and unblameably we behaved ourselves among you that believe:
Berean Study Bible (BSB) - 1 Thessalonians 2:10 >You are witnesses, and so is God, of how holy, righteous, and blameless our conduct was among you who believed.
Textus Receptus (TR) - 1 Thessalonians 2:10 >Ὑμεῖς μάρτυρες καὶ ὁ Θεός, ὡς ὁσίως καὶ δικαίως καὶ ἀμέμπτως ὑμῖν τοῖς πιστεύουσιν ἐγενήθημεν·