The origin of prayer is to be found—essentially and existentially—in the recognition and invocation of the creator-god, the god of heaven.
Who started prayer?
Abraham. The first notable prayer whose text is recorded in the Torah and Hebrew Bible occurs when Abraham pleads with God not to destroy the people of Sodom, where his nephew Lot lives.
What are the sources of prayer?
Forms of prayer. The tradition of the Catholic Church highlights four basic elements of Christian prayer: (1) Prayer of Adoration/Blessing, (2) Prayer of Contrition/Repentance, (3) Prayer of Thanksgiving/Gratitude, and (4) Prayer of Supplication/Petition/Intercession.