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 FORGIVENESS: Forgive us, Our Father, for we have sinned; pardon us, Our King, for we have transgressed; for You pardon and forgive. Blessed are You, Oh Lord, who is merciful and always ready to forgive.