Valmiki Ramayana 2.63.6
यद् आचरति कल्याणि शुभम् वा यदि वा अशुभम् ।तत् एव लभते भद्रे कर्ता कर्मजम् आत्मनः॥
yad ācarati kalyāṇi śubham vā yadi vā aśubham |tat eva labhate bhadre kartā karmajam ātmanaḥ ||
Our plain-language meaning of this verse is waiting for scholar review.