John 18:2

And Judas, the one having betrayed Him; knew the place: because frequently Jesus with His disciples resorted thither.

Luke 21:37

And He was teaching in the temple during the days; and during the nights going out, He was lodging in the mountain called Mount of Olives.

Luke 22:39

And having gone out, He departed, according to custom, into the Mount of Olives; and His disciples followed Him.

Mark 11:11-12

And He came into Jerusalem, into the temple; and looking round upon all things, the hour being already late, He went out into Bethany along with the twelve.

Treasury of Scripture Knowledge

Summary

And Judas also, which betrayed him, knew the place: for Jesus ofttimes resorted thither with his disciples.

General references

Bible References

For

Mark 11:11
And He came into Jerusalem, into the temple; and looking round upon all things, the hour being already late, He went out into Bethany along with the twelve.
Luke 21:37
And He was teaching in the temple during the days; and during the nights going out, He was lodging in the mountain called Mount of Olives.
Luke 22:39
And having gone out, He departed, according to custom, into the Mount of Olives; and His disciples followed Him.

General references

Mark 14:42
arise, let us go: behold, the one having betrayed me draws nigh.