The ten abstinences are nonviolence, truth, nonstealing, chastity,kindness, rectitude, forgiveness, endurance, temperance in food and purity.
Shukla Yajur Veda, Trishikhi Brahmana 32-33. YM, P. 19
He who knows this, having become peaceful, controlled, detached, patient and concentrated, sees the atman in himself and sees all in the atman. Evil does not overcome him, but he overcomes all evil; evil does not consume him, but he consumes all evil. Free from evil, free from passion, free from doubt, he becomes a knower of Brahman.
Shukla Yajur Veda, Brihadaranyaka Upanishad 4.4.23. VE, P. 718
Vajasravasa, desiring rewards, performed the Visvajit sacrifice, in which he gave away all his property. He had a son named Nachiketa.
Yajur Veda, Katha Upanishad, Part One, Chapter I, 1
When the gifts were being distributed, faith entered into the heart of Nachiketa, who was still a boy. He said to himself: Joyless, surely, are the worlds to which he goes who gives away cows no longer able to drink, to eat, to give milk, or to calve.
Yajur Veda, Katha Upanishad, Part One, Chapter I, 2-3
He said to his father: Father! To whom will you give me? He said this a second and a third time. Then his father replied: Unto death I will give you.
Yajur Veda, Katha Upanishad, Part One, Chapter I, 4
