The eighth (out of the eleven) Upāsakapratimās (intensive course of spiritual practice prescribed for the lay follower);
in which the lay follower (observing this course) in which the observer of the Pratimā does not engage himself in the activities, involving Ārambha (violence) of living beings such as earth-bodied beings etc...
āraṃbhasayaṃkaraṇaṃ aṭṭhamiyā aṭṭha māsa vajjei.
(Prasā 990)