On Monday: Holy Archangels, pray to God for me.
On Tuesday: Baptist of Christ, pray to God for me.
On Wednesday and Friday: Cross of Christ, save me by your power.
On Thursday: Holy apostles, pray to God for me; Saint Father Nicholas, pray to God for me.
On Saturday: All saints, pray to God for me.
Weekly: Holy Trinity (My God), have mercy on me.
Elder Progumen Haralampiy, monastery of St. Dionysius, Holy Mount Athos
Source: Monastic cell rule. Holy Trinity Sergius Lavra, Sergiev Posad, 2007
1 This rule is used on Holy Mount Athos by monks who are unable to attend statutory church services.