Vasubandhu - Abhidharmakosha - Chapter Five - Karma 



ལསལསའཇིག་རྟེནསྣ་ཚོགསསྐྱེས དེ་ནིསེམས་པདངདེསབྱས


Karma causes the multitude of worlds

Karma is movement of mind and what it brings about.