To the end he may establish your hearts unblamable in holiness before God, even our Father, at the coming of our Lord Jesus Christ with all his saints.
All Commentaries on 1 Thessalonians 3:13 Go To 1 Thessalonians 3
Tertullian of Carthage
AD 220
Likewise: "Before God, even our Father, at the coming of the Lord Jesus Christ, with the whole company of His saints."