when.

Matthew 21:1
As they drew near to Jerusalem and came to Bethphage on the Mount of Olives, Jesus sent out two disciples.

Mark 11:1
As they approached Jerusalem and came to Bethphage and Bethany at the Mount of Olives, Jesus sent two of His disciples

John 12:12-16
The next day the great crowd that had come to the feast heard that Jesus was coming to Jerusalem. . . .

Bethany.

Luke 19:37
And as He approached the descent from the Mount of Olives, the whole multitude of disciples began to praise God joyfully in a loud voice for all the miracles they had seen:

Luke 21:37
Every day Jesus taught at the temple, but every evening He went out to spend the night on the Mount of Olives.

Luke 22:39
Jesus went out as usual to the Mount of Olives, and the disciples followed Him.

Luke 24:50
When Jesus had led them out as far as Bethany, He lifted up His hands and blessed them.

Zechariah 14:4
On that day His feet will stand on the Mount of Olives, east of Jerusalem, and the Mount of Olives will be split in two from east to west, forming a great valley, with half the mountain moving to the north and half to the south.

Acts 1:12
Then they returned to Jerusalem from the Mount of Olives, which is near the city, a Sabbath day's journey away.