tirthesu-in holy places; pratidrstesu-according to the direction of the Vedas; raja-a king; medhyan-fit for sacrifice; pasun-animals; vane-in the forest; yavat-so much as; artham-required; alam-not more than that; lubdhah-being greedy; hanyat-one may kill; iti-thus; niyamyate-it is regulated.