ཇི་ལྟར་དྲན་པ་ཉེ་བར་གཞག་པ་བཞི་ལ་བསྒོམ་པར་བགྱི།
In the same vein, how should they investigate [the other causal attributes], up to and including the noble eightfold path?
Dharma teaching, noble eightfold path, absolute purity