Vimalamitra, active 8th century

found: Wikipedia, viewed on February 9, 2022:(Vimalamitra) ; Vimalamitra was an 8th-century Indian monk. His teachers were Buddhaguhya, Jñānasūtra and Śrī Siṃha - https://en.wikipedia.org/wiki/Vimalamitra

found: Bi-ma-la mi-traʼi mdzad rjes nyung ba, 2022:page 19 (also known as Bye-ma-la mig-khra; Bye-ma-la mu-tra; Shākya shrī bhadra; Shākya mitra; Bīmalamudrā; Phyag-rgya rgya-chen; Rdo-rje mi-ʼgyur-rtsal; Rdo-rje gro-lod-rtsal; Rdo-rje dbang-rdzogs-rtsal)

found: Treasury of lives (Website), viewed on September 21, 2023(Mahāpaṇḍita Vimalamitra; b.early 8th cent.-d.late 8th cent.; the Indian Dzogchen master Vimalamitra is believed to have translated, composed, and concealed some of the central tantric teachings of the Nyingma tradition during the late eighth century reign of Tri Songdetsen; historically, very few details surrounding his life and teachings can be confirmed; the date of his arrival in Tibet have all been disputed; according to contemporary Nyingma accounts, he was born in India and became proficient in the sūtra-based scriptures before traveling to China to receive instructions from Śrī Siṃha; In China he received the Nyingtik teachings and achieved realization, then returned to India; In Tibet, he taught and translated a wide array of esoteric tantras, concealed the Nyingtik terma, and returned to China where he achieved the rainbow body; name variants: Bima; Bimala; Bimalamitra; Chema; Chemala; Chemala Miktra; Chemala Mutra; Drime Shenyen; Wylie: bi ma la mi tra) - https://treasuryoflives.org/biographies/view/Vimalamitra/9985