俱舍論疏 24.181

24.181

「論曰至諸煩惱故」，明真沙門性，亦名婆羅門。婆羅門名為淨行，以能遣除諸煩惱故名為淨行。

'The treatise says, up to: all defilements'—this clarifies that the true nature of asceticism is also called brāhmaṇa. A brāhmaṇa is defined as pure conduct; because one can banish all defilements, it is called pure conduct.