Joab uses a kiss to disarm and then kill Amasa — the same deceptive kiss Judas employs to betray Jesus.

In 2 Samuel 20:10, Joab's kiss leads to Amasa's death; Judas's kiss likewise sets Jesus on the path to crucifixion.

This psalm laments a companion who breaks covenant — mirroring Judas betraying Jesus with a kiss, a covenant violation.

Smooth words hide violent intent — Judas's kiss looks friendly but conceals betrayal, exactly as this verse describes.

Proverbs 27:6 contrasts faithful wounds with deceitful kisses — Judas's kiss is the ultimate example of an enemy's deceptive gesture.

Matthew gives the identical account of Judas's kiss signal, confirming the synoptic tradition of this event.

Psalm 55:13 describes betrayal by a close friend—Judas' kiss fulfills this pattern of intimate treachery.

Luke 22:48 records Jesus' rebuke—'betray the Son of Man with a kiss?'—highlighting the irony of Judas' sign.

Psalm 109:5 speaks of repaying good with evil—Judas returns Jesus' love with betrayal, embodying this ingratitude.

John 18:3 describes the arrest party—Judas leading soldiers with weapons—providing context for the signal in Mark.