Ramayana
सर्वेषां ब्रह्मदण्डानामवध्यो ऽयं भविष्यति । दीर्घायुश्च महात्मा च इति ब्रह्माब्रवीद्वचः ॥ 7-36-19 ॥
He shall be invulnerable to all the rods of Brahma; he shall be long-lived and a great soul. Thus spoke Brahma these words.
english translation