The book “On the Divine Liturgy” by Schema-Hegumen Savva is a very necessary work, aimed at giving a detailed and clear explanation of the Divine Liturgy, its sacred rites and their meaning. Not everyone present at the service understands the meaning of all the sacred rites performed during the liturgy. The book about. Schema-abbot Sava's “On the Divine Liturgy” gives a detailed, good, understandable and clear explanation of this. It sets out the necessary concepts about Orthodox worship, which can be very well used by every Orthodox Christian for a meaningful understanding of Orthodox worship.