Therefore the Jews sought the more to kill him, because he not only had broken the sabbath, but said also that God was his Father, making himself equal with God.
Berean Study Bible (BSB) - John 5:18 >Because of this, the Jews tried all the harder to kill Him. Not only was He breaking the Sabbath, but He was even calling God His own Father, making Himself equal with God.
Textus Receptus (TR) - John 5:18 >Διὰ τοῦτο οὖν μᾶλλον ἐζήτουν αὐτὸν οἱ Ἰουδαῖοι ἀποκτεῖναι, ὅτι οὐ μόνον ἔλυε τὸ σάββατον, ἀλλὰ καὶ πατέρα ἴδιον ἔλεγε τὸν Θεόν, ἴσον ἑαυτὸν ποιῶν τῷ Θεῷ.