The book includes the works of Honored Professor of the Moscow Theological Academy, Honorary Member of the Minsk Theological Academy, Doctor of Church History Konstantin Efimovich Skurat. The first part of the book is the doctrine of the salvation of St. Athanasius the Great, the most famous holy Father of the Church of the 4th century. It is noteworthy that the soteriology of the Alexandrian Saint is given in the broad context of Patristic theology, both pre-Nicene and the period of Ecumenical Councils.