1 Thess 3:13

3:13 at the coming of our Lord Jesus. The work of sanctification already begun in believers is brought to glorious completion at the Second Coming of the Lord (5:23; cf. 1 Cor. 1:8; Phil. 1:6; 2 Thess. 3:3; Jude 24).

his saints. Lit. “holy ones.” Either the angels who will accompany Christ at His return (2 Thess. 1:7; cf. Matt. 13:39, 48, 49; 16:27) or human saints (2 Thess. 1:10; Rev. 19:14) or both.