經律異相 2.11

2.11

In a past age, there was a Śakra Devānām Indra who said to the Buddha, 'I now receive the precepts: for as long as the Buddha's Dharma remains in the world, to the end of my physical life, if there is anyone who troubles me, I shall definitely not retaliate or inflict trouble upon them.' At that time, Vemacitrin, the asura king, heard that Śakra Devānām Indra had received such a precept. Having heard this, he took up a sharp sword and came along the contrary path. At that time, Śakra Devānām Indra saw him from afar and called out to him from the distance, saying, 'Asura, halt! Be bound and move not!' Thereupon [the asura] could not move. Śakra said, 'If you take an oath not to cause disorder, only then will I release you.' The asura king then spoke a verse: