विष्णुपुराण - कर्म

8/06

कर्मणा मनसा वाचा परपीडां करोति यः ।
तद्बीजं जन्म फलति प्रभूतं तस्य समाचरेत् ॥

- विष्णुपुराण

If a person hurts others through his action, words or thought then its consequences will make him suffer in the subsequent lives.

- Vishnupurana