nityāny api ca kṛtsnaśaḥ

ye-those who; tu-but; iha-in this world; asakta-addicted; manasah-whose minds; karmasu-to fruitive activities; sraddhaya-with faith; anvitah-endowed; kurvanti-perform; apratisiddhani-with attachment to the result; nityani-prescribed duties; api-certainly; ca-and; krtsnasah-repeatedly.