yat tu kamepsuna karma
sahankarena va punah
tad rajasam udahrtam
yat—that which; tu—but; kama-ipsuna—with fruitive result; karma—work; sahankarena—with ego; va—or; punah—again; kriyate—performed; bahula-ayasam—with great labor; tat—that; rajasam—in the mode of passion; udahrtam—is said to be.
But action performed with great effort by one seeking to gratify his desires, and which is enacted from a sense of false ego, is called action in the mode of passion.
Link to this page: https://prabhupadabooks.com/bg/18/24