because I hear of your love and of the faith which you have toward the Lord Jesus and all the saints,
ἀκούων σου τὴν ἀγάπην καὶ τὴν πίστιν, ἣν ἔχεις πρὸς τὸν κύριον Ἰησοῦν καὶ εἰς πάντας τοὺς ἁγίους,
Hearing, he says, of your love.
This is wonderful, and much greater than if being present he had seen it when he was present. For it is plain that from its being excessive it had become manifest, and had reached even to Paul. And yet the distance between Rome and Phrygia was not small. For he seems to have been there from the mention of Archippus. For the Colossians were of Phrygia, writing to whom he said, When this Epistle is read among you, cause that it be read also in the Church of the Laodiceans, and that you likewise read the Epistle from Laodicea. Colossians 4:16 And this is a city of Phrygia.
[For moral, see Phm 1:16]
Haydock Catholic Bible Commentary: Philemon
Thy charity and faith . . . in the Lord Jesus, and towards all the saints. In the Greek is towards Jesus Christ, and towards all the saints. By the saints he seems to mean, as elsewhere, all Christians; so that the sense may be, of thy faith towards Christ, and of thy charity towards all the saints or Christians. Wi.