Swami Dayanand Saraswati Commentary : The fruit which is experienced in the form of happiness and sorrow of previously performed acts, is called ‘Prarabdha = Destiny’.
In Hindi:
महर्षि दयानन्द व्याख्या : जो पूर्व किये हुये कर्मों के सुख-दुःख रूप फल का भोग किया जाता है, उसको 'प्रारब्ध' कहते हैं ।