Who is the liar but the one who denies (arnoumenos | ἀρνούμενος | pres mid ptcp nom sg masc) that Jesus is the Christ? This one is the Antichrist, the one who denies (arnoumenos | ἀρνούμενος | pres mid ptcp nom sg masc) the Father and the Son.
Reference
1 John 2:22
Sequence
26