涅槃道(niè pán dào) “the pathto nirvāṇa”
not found at HD. 5.1210.; not found at DK. 6.1182.;
23b18.诸梵天王……各作是言：“唯愿世尊转于法轮，度脱众生，开涅槃道”(p)
K. 166.13.nirvṛti~; Z. 90a21.灭度;
24c27.(Mahābrahmans said:)“世尊转法轮 撃甘露法鼓 度苦恼众生 开示涅槃道”(v)
K. 178.11.nirvāṇa-mārga~; Z. 91b25.无为大道;