11καὶ αὕτη ἐστὶν ἡ μαρτυρία, ὅτι ζωὴν αἰώνιον ἔδωκεν ἡμῖν ὁ θεός, καὶ αὕτη ἡ ζωὴ ἐν τῷ υἱῷ αὐτοῦ ἐστιν. 12ὁ ἔχων τὸν υἱὸν ἔχει τὴν ζωήν· ὁ μὴ ἔχων τὸν υἱὸν τοῦ θεοῦ τὴν ζωὴν οὐκ ἔχει.
13Ταῦτα ἔγραψα ὑμῖν, ἵνα εἰδῆτε ὅτι ζωὴν ἔχετε αἰώνιον, τοῖς πιστεύουσιν εἰς τὸ ὄνομα τοῦ υἱοῦ τοῦ θεοῦ.