The Coptic fraction prayer, “O God, begetter of light” (Ⲫⲛⲟⲩϯ ⲡⲓⲣⲉϥⲙⲓⲥⲓ ⲛⲧⲉ ⲡⲓⲟⲩⲱⲓⲛⲓ) is one of the oldest fraction prayers we know of as it is present in the earliest extant Bohairic euchologia. Unfortunately, it is rarely heard nowadays. According to many of the early euchologia, this text is attributed to the Patriarch St Severus …