Matthew 26:30

And having sung a hymn they went out to the Mount of Olives.

Matthew 21:1

And when they approached Jerusalem, and came to Bethphage, at the Mount of Olives, then Jesus sent two disciples,

Luke 22:39

AND going out, he went, according to his custom to the Mount of Olives; and the disciples followed him.

Mark 14:26-31

And having sung a hymn they went out to the Mount of Olives.

Luke 21:37

And he taught during the days in the temple, and went out and spent the nights on the mountain called the Mount of Olives.

John 14:31

but [I have said this] that the world may know that I love the Father, and that as the Father has commanded me, so I do. Arise, let us go hence.

John 18:1-4

JESUS having said these words went out with his disciples across the brook Cedron, where there was a garden, into which he entered and his disciples.

Ephesians 5:19-20

speaking to yourselves in psalms and hymns and spiritual songs, singing and making music in your hearts to the Lord,

Colossians 3:16-17

Let the word of Christ dwell in you richly, teaching with all wisdom, and admonishing one another, with psalms, hymns, spiritual songs, singing with grace in your hearts to God,

Treasury of Scripture Knowledge

Summary

And when they had sung an hymn, they went out into the mount of Olives.

Bible References

When

Mark 14:26
And having sung a hymn they went out to the Mount of Olives.
Ephesians 5:19
speaking to yourselves in psalms and hymns and spiritual songs, singing and making music in your hearts to the Lord,
Colossians 3:16
Let the word of Christ dwell in you richly, teaching with all wisdom, and admonishing one another, with psalms, hymns, spiritual songs, singing with grace in your hearts to God,

They went

Luke 21:37
And he taught during the days in the temple, and went out and spent the nights on the mountain called the Mount of Olives.
Luke 22:39
AND going out, he went, according to his custom to the Mount of Olives; and the disciples followed him.
John 14:31
but [I have said this] that the world may know that I love the Father, and that as the Father has commanded me, so I do. Arise, let us go hence.
John 18:1
JESUS having said these words went out with his disciples across the brook Cedron, where there was a garden, into which he entered and his disciples.