Then he took him up in his arms, and blessed God, and said,
All Commentaries on Luke 2:28 Go To Luke 2
Theophilus of Antioch
AD 184
When he says Lord, he confesses that He is the very Lord of both life and death, and so acknowledges the Child whom he held in his arms to be God.
By these words, Before the face, he signifies that our Lord's incarnation would be visible to all men. And this salvation he says is to be the light of the Gentiles and the glory of Israel, as it follows, A light to lighten the Gentiles.