John Chrysostom

"Now our Lord Jesus Christ Himself, and God our Father, which loved us, and gave us eternal comfort and good hope through grace, comfort your hearts, and stablish them in every good work and word." Again a prayer after an admonition. For this is truly to benefit. "Which loved us," he says, "and gave us eternal comfort and good hope through grace." Where now are those who lessen the Son, because He is named in the grace of the Layer after the Father? For, lo, here it is the contrary. …

Homily on 2 Thessalonians 4 ↗

Theophylact of Ohrid

After the exhortation follows prayer, for in this truly consists the help given to others. The apostle speaks as if to say: I said, stand firm; but all things are from God. Where then are those who demean the Son because in baptism He is named after the Father? Behold, here it is the opposite: the apostle named the Son first. "Who gave," he says, "everlasting consolation." What is this consolation? Hope, he says, for the future. It—the hope of future blessings—sustains our hearts when they waver in temptations. …

Commentary on 2 Thessalonians ↗

Thomas Aquinas

Then he sets out his prayer, at "now may our Lord Jesus Christ himself", as though to say: I have admonished you in this fashion, but it will avail nothing without God's help. And so he sets out first two favors from God. The first is his love for us, by which he gives other things to us; and so he says "who has loved us." The second is spiritual consolation, at "and has given us everlasting consolation." "Who consoles us in our every tribulation" (2 Cor 1:4). "Be consoled, be consoled, my people, says the Lord your God" (Isa 40:1). …

Commentary on 2 Thessalonians ↗