Complex sentence: The boy Kripa, who came to be known as Kripacharya, was now assigned the task of teaching the young princes all about warfare.On growing up Kripa was the chief priest at the court of Hastinapura.
Split into simpler sentences: The boy Kripa, who came to be known as Kripacharya, was now assigned the task of teaching the young princes all about warfare. On reaching adulthood, Kripa was the chief priest at the court of Hastinapura.