Adhyāya 4Ch 4•Verse 8
"To deliver the pious and to annihilate the miscrea..."
Adhyāya 4 • Shloka 8
परित्राणाय साधूनां विनाशाय च दुष्कृताम् | धर्मसंस्थापनार्थाय सम्भवामि युगे युगे || ८ ||
paritrāṇāya sādhūnāṃ vināśāya ca duṣkṛtām | dharma-saṃsthāpanārthāya sambhavāmi yuge yuge || 8 ||
"To deliver the pious and to annihilate the miscreants, as well as to reestablish the principles of religion, I Myself appear, millennium after millennium."