Mark 14:43
And immediately, while he yet spake, cometh Judas, one of the twelve, and with him a great multitude with swords and staves, from the chief priests and the scribes and the elders.
Cross-reference
In Mark 14:20, Jesus predicted the betrayer is one of the twelve — here Judas arrives with the crowd, fulfilling that prediction.
Matthew 26:47 describes the same arrival of Judas with a crowd, nearly identical wording.
Luke 22:47 also records Judas leading the crowd to arrest Jesus. Parallel account.
Luke 22:48 adds Jesus' question about betraying with a kiss, a specific detail of the arrest scene.
John 18:3-9 expands the arrest narrative with Jesus' self-identification and the soldiers' reaction.
Acts 1:16 refers to Judas as the guide for those who arrested Jesus, directly linking to this event as fulfillment of Scripture.
In Matthew 10:4, Judas is named as the betrayer early on — here that identification becomes reality as he leads the arrest.
Matthew 27:3 shows Judas later regretting his betrayal — a contrast to his purposeful arrival here to hand Jesus over.
In Acts 4:27, Peter notes the gathering of rulers against Jesus — here the crowd from chief priests begins that gathering.