瑜伽論記 24.185

24.185

長行釋中，初解勇門，此中宣說勇第五句者，精進有五句，一被鉀精進乃至第五不捨善軛等為勇。

In the prose commentary, it first explains the gate of courage: regarding the statement here that explains courage with the fifth clause, vigor has five clauses, from the first, armor-donning vigor, up to the fifth, not abandoning the good yoke, etc., which constitutes courage.