Analysis of information sources in references of the Wikipedia article "Ritual purification" in English language version.
Maundy Thursday (or le mandé; Thursday of the Mandatum, Latin, commandment). The name is taken from the first few words sung at the ceremony of the washing of the feet, "I give you a new commandment" (John 13:34); also from the commandment of Christ that we should imitate His loving humility in the washing of the feet (John 13:14–17). The term mandatum (maundy), therefore, was applied to the rite of foot-washing on this day.
Standing facing the East is the most frequent prayer position. ... This is further emphasized in the fact that Copts pray facing the East, waiting for the return of Jesus in glory; his return as the enthroned Pantocrator is portrayed in the iconography that is placed before the worshippers.
Standing facing the East is the most frequent prayer position. ... This is further emphasized in the fact that Copts pray facing the East, waiting for the return of Jesus in glory; his return as the enthroned Pantocrator is portrayed in the iconography that is placed before the worshippers.