The Amidah - called The Standing Prayer, was composed around 450 BCE, by the 120 Men of the Great Assembly, including Ezra and Nehemiah at the time of the rebuilding of the Temple. It was to be said while standing. Three (3) times a day at the hours of prayer: 9:00 am, 12:00 pm and, 3:00 pm.
FOR THE REBUILDING OF JERUSALEM: Return in mercy to Jerusalem Your city, and dwell in it as You have promised. Rebuild it soon in our day as an eternal structure, and quickly set up in it the throne of David. Blessed are You, Oh Lord, who rebuilds Jerusalem.