TB, 2, 1, 8, 2.7 tvāṣṭram unnīyamānam /

MBh, 7, 172, 67.3 aindraṃ yāmyaṃ vāruṇaṃ vaittapālyaṃ maitraṃ tvāṣṭraṃ karma saumyaṃ ca tubhyam //