yat - that which; tu - but; kāma-īpsunā - by one with desires for fruitive results; karma - work; sa-ahaṅkāreṇa - with ego; vā - or; punaḥ - again; kriyate - is performed; bahula-āyāsam - with great labor; tat - that; rājasam - in the mode of passion; udāhṛtam - is said to be.

But action performed with great effort by one seeking to gratify his desires, and enacted from a sense of false ego, is called action in the mode of passion.