Ajātaśatru. The name of a ruler of Rājagṛha in Magadha 摩竭陀 at the time of Śākyamuni.

國王名，是佛住世時摩竭陀國的統治者，為太子時，聽惡友提婆達多的話，幽困父王頻毗娑婆。即位後，併吞小國，威震四鄰。但因害父罪，遍體生瘡，至佛所懺悔，痊癒後，即皈依釋尊，為佛門有力的護法。

陳義孝編, 竺摩法師鑑定, 《佛學常見辭彙》

Ajātaśatru, 阿闍貰; 阿闍多設咄路; 未生怨 'Enemy before birth'; a king of Magadha whose father, Bimbisāra, is said to have sought to kill him as ill-omened. When grown up he killed his father and ascended the throne. At first inimical to Śākyamuni, later he was converted and became noted for his liberality; died circa 519 B.C. Also called 'Broken fingers' and Kṣemadarśin. His son and successor was Udāyi; and a daughter was ? Aśu-dharā. According to a Tibetan legend an infant son of Ajātaśatru was kidnapped, or exposed, and finally became king of Tibet named ~Na-khri-btsan-po.

A Dictionary of Chinese Buddhist Terms, William Edward Soothill and Lewis Hodous

阿闍世 (ā shé shì) 　 (name of a king)

• Dharmarakṣa: {63b22}
  • {K.5.5} Ajātaśatru
  • Kumārajīva: {L.2b5} 阿闍世

A Digital Edition of A Glossary of Dharmarakṣa translation of the Lotus Sutra by Seishi Karashima, 1998