真净(zhēn jìng) “true and pure”
not found at HD. 2.148.; not found at DK. 8.200.;
51c13.我等亦自欲得是真净大法，受持、读诵、解说、书写而供养之(p)
K. 386.5.udāra~ (dharmaparyāya~); Z. 124a8.妙(典要);