Luke 22:39

Mount of Olives : a ridge east of Jerusalem across the Kidron Valley and rising about 200 feet above the city (NIV note)
(31° 46´, 35° 14´); (31° 46´, 35° 14´)

Matthew 21:17

Bethany : a small town on the east slope of the Mount of Olives,a town located east of the Jordan river
(31° 46´, 35° 15´); (31° 50´, 35° 33´)

Mark 11:12

Bethany : a small town on the east slope of the Mount of Olives,a town located east of the Jordan river
(31° 46´, 35° 15´); (31° 50´, 35° 33´)

John 12:1

Bethany : a small town on the east slope of the Mount of Olives,a town located east of the Jordan river
(31° 46´, 35° 15´); (31° 50´, 35° 33´)

Lazarus : the beggar man in the parable of the rich man,the brother of Mary and Martha from Bethany whom Jesus raised from the dead

Passover : a Jewish religious feast. It may also refer to the lamb sacrificed and eaten at the feast.