मनुस्मृति - शतायुषि

सर्वलक्षणहीनोऽपि यः सदाचारवान्नरः ।
श्रद्धधानोऽनसूयश्च शतं वर्षाणि जीवति ॥

- मनुस्मृति

Even when a person who does not have any other qualities, a man will live for hundred years if he is virtuous, has sincerity in all his dealings and never feels jealous.

- Manu Smriti