o rgyan gu ru padma 'byung gnas kyis rdo rje'i gsungs 'khrul pa med pa'i gsol 'debs le'u bdun ma - reverential petition to Padmasambhava - said to have been concealed by prince mu khri btsan po - rediscovered by gter ston bzang po grags pa and set down by rig 'dzin rgod kyi ldem 'phru can.
revealed by bzang po grags pa, gter ston, 14th cent; The Seven-chaptered Prayer [to Guru Rinpoche, discovered by {rig 'dzin rgod ldem}