Education
He was educated at the Lviv Dormition Brotherhood School and abroad.
He was educated at the Lviv Dormition Brotherhood School and abroad.
He was known as an outstanding church leader and educator, defender of the Orthodox faith and the Orthodox metropolitan of Kiev (1620-1631). His family came from Bircha (Bircza) in Galicia. He worked as a teacher and rector at the Lviv Dormition Brotherhood School (1604-1605) and was the first rector of the Kiev Epiphany Brotherhood School (1615-1618).
In 1619 he became hegumen of Saint Michael"s Golden-Domed Monastery of Kiev.
In August 1620 the patriarch of Jerusalem, Theophanes III, ordained Boretsky metropolitan of Kiev, Galychyna and All-Rus". Boretsky had a strong influence on the Cossacks under Petro Konashevych-Sahaidachny"s hetmancy.
As metropolitan Boretsky composed a petition in defense of the Orthodox hierarchy entitled Protestacja (1621). Along with the Uniate metropolitan Yosyf Rutsky, he favored a general reconciliation within the Ukrainian church, but failed to gain the support of the Cossacks for his plans.
A prolific translator, Boretsky also wrote poems honoring saints, petitions, prefaces, and edicts.
Perestoroha is attributed to him. He was the coauthor of Apolleia Apolohii (A Refutation of "A Defense," 1628) and the translator of Antolohion from the Greek (1619).