 According to his biographer and disciple Dositheus, while he was young in years he was perfect in wisdom, and the boy differed from other children by his high spiritual aspirations, with never a contradiction in his words, knowledge and actions.At the age of 10 he secretly left home for the Transfiguration Ugorniki Monastery, and asked the hegumen (abbot) to accept him to serve the brothers.When Ivan turned 12, he was tonsured as a monk and was given the name Job.