Григорій Цамблак як антагоніст митрополита Фотія Київського та спадкоємець києворуських літературних традицій.

The article aims to examine the phenomenon of hereditary within stylistic tradition present in predicant literature from Kyivan Rus period until Late Middle Ages one. The continuity of preachers’ writing manner is reviewed using Kyril of Turov’s and Gregory Tsamblak’s works. The research methods are chosen accordingly to its purpose and based on objectivism principle. The methods of hermeneutic, stylistic and comparative analysis are used. The accent is made on the analysis of literature sources of the examined works. The article novelty reveals in using the source-studying analysis during comparative research of old Ukrainian preaching. For the fi rst time it allows to determine the exact complex of liturgical texts that became the principal literature source for Kyril of Turov’s and Gregory Tsamblak’s preachings. Conclusions. First, it is proved that Tsamblak followed Cyril of Turov’s writing manner deliberately. This fact is related to metropolitan’s historic, diplomatic and partially political principles as well as the conditions he depended on when living in Grand Duchy of Lithuania. Second, it is proved that both the writers used Triodion as the major literature source for ceremonial singing. Third, clarifi ed are the stylistic features of ornamental manner used by both Kyril of Turov and Gregory Tsamblak in contrast to his contemporary metropolitan Photius, opposing whom made him uphold own positions in church policy and even in literature