Parallel
1 John 3:11
Robinson-Pierpont Byzantine Textform · Berean Standard Bible
Ὅτι αὕτη ἐστὶν ἡ ἀγγελία ἣν ἠκούσατε ἀπ’ ἀρχῆς, ἵνα ἀγαπῶμεν ἀλλήλους·
This is the message you have heard from the beginning: We should love one another.