ἡ ἀγάπη γὰρ τοῦ θεοῦ διδάσκει (he/she/it teaches) τὴν ἐξουσίαν τοῦ κυριοῦ.

ἀγάπη γὰρ το θεο διδάσκει (he/she/it teaches) τὴν ἐξουσίαν τοῦ κυριοῦ.

For the love of God teaches the authority of the Lord.