For the sake of his devotee, Narahari (the man-lion incarnation) assumed his own body.

This couplet beautifully captures the essence of divine intervention for a devotee. It says that for the sake of his beloved follower, the Lord, in the form of Narasimha (half-man, half-lion), personally manifested himself. This refers to the well-known story where Lord Vishnu took the fierce Narasimha avatar to protect his young devotee Prahlad from his demon father Hiranyakashipu. It highlights God's unwavering promise to safeguard those who have complete faith in Him, demonstrating His readiness to assume any form necessary to uphold righteousness and protect His devotees from evil. It's a powerful message of divine love and protection.