And the Lord make you to increase and abound in love - compare notes, 2 Corinthians 9:8. The word “Lord” here probably refers to the Lord Jesus, as this is the name by which he is commonly designated in the New Testament; see the notes on Acts 1:24. If this be so, then this is a petition to the Lord Jesus as the fountain of all grace and goodness.
Related Commentaries of 1 Thessalonians 3:12
1 Thessalonians 3:12
12 And the Lord make you to increase and abound in love one toward another, and toward all men, even as we do toward you: