Mbh 12.56.3a

"'Bhishma said, "Bowing unto Dharma who is Supreme, unto Krishna who is Brahma in full, and unto the Brahmanas, I shall discourse on the eternal duties (of men). Hear from me, O Yudhishthira, with concentrated attention, the whole range of kingly duties described with accurate details, and other duties that you mayst desire to know. In the first place, O foremost one of Kuru's race, the king should, from desire of pleasing (his subjects), wait with humility upon the gods and the Brahmanas, always bearing himself agreeably to the ordinance. By worshipping the deities and the Brahmanas, O perpetuator of Kuru's race, the king pays off his debt to duty and morality, and receives the respect of his subjects. O son, thou shouldst always exert with promptitude, O Yudhishthira, for without promptitude of exertion mere destiny never accomplishes the objects cherished by kings. These two, viz., exertion and destiny, are equal (in their operation). Of them, I regard exertion to be superior, for destiny is ascertained from the results of what is begun with exertion. Do not indulge in grief if what is commenced ends disastrously, for thou shouldst then exert thyself in the same act with redoubled attention. This is the high duty of kings. There is nothing which contributes so much to the success of kings as Truth. The king who is devoted to Truth finds happiness both here and hereafter. As regards Rishis also, O king, Truth is their great wealth. Similarly, as regards kings, there is nothing that so much inspires confidence in them as Truth. The king that is possessed of every accomplishment and good behaviour, that is self-restrained, humble, and righteous, that has his passions under control, that is of handsome features and not too enquiring,[161] never loses prosperity. By administering justice, by attending to these three, viz.