1 Jean 3:23-24

23καὶ αὕτη ἐστὶν ἡ ἐντολὴ αὐτοῦ ἵνα πιστεύσωμεν τῷ ὀνόματι τοῦ υἱοῦ αὐτοῦ Ἰησοῦ Χριστοῦ καὶ ἀγαπῶμεν ἀλλήλους καθὼς ἔδωκεν ἐντολὴν ἡμῖν.

24καὶ ὁ τηρῶν τὰς ἐντολὰς αὐτοῦ ἐν αὐτῷ μένει, καὶ αὐτὸς ἐν αὐτῷ. καὶ ἐν τούτῳ γινώσκομεν ὅτι μένει ἐν ἡμῖν, ἐκ τοῦ πνεύματος οὗ ἡμῖν ἔδωκεν.¶