karmaṇaḥ sukṛtasyāhuḥ
sāttvikaḿ nirmalaḿ phalam
rajasas tu phalaḿ duḥkham
ajñānaḿ tamasaḥ phalam

karmaṇaḥ — of work; su-kṛtasya — pious; āhuḥ — is said; sāttvikam — in the mode of goodness; nirmalam — purified; phalam — the result; rajasaḥ — of the mode of passion; tu — but; phalam — the result; duḥkham — misery; ajñānam — nonsense; tamasaḥ — of the mode of ignorance; phalam — the result.

The result of pious action is pure and is said to be in the mode of goodness. But action done in the mode of passion results in misery, and action performed in the mode of ignorance results in foolishness.