founded by ngor chen kun dga' bzang po/ (1382–1456) in his 48th year, in a female earth-bird year (sa mo bya) [i.e. 1429]; see the chos 'khor rnam bzhag [1975] (f. 470.6-7): lo zhe brgyad pa sa mo bya la e waM chos ldan gyi dgon pa btab/
on the foundation, see Heimbel 2017 (pp. 249-270).