Mark 14:26

14:26 After singing a hymn, they went out to the Mount of Olives.

Mark 11:1

The Triumphal Entry

11:1 Now as they approached Jerusalem, near Bethphage and Bethany, at the Mount of Olives, Jesus sent two of his disciples

Mark 13:3

Signs of the End of the Age

13:3 So while he was sitting on the Mount of Olives opposite the temple, Peter, James, John, and Andrew asked him privately,