大乘義章 10.25

10.25

次就自利利他分別。行門有二：一分相門，三聚戒中前二自利、後一利他。二助成門，三俱自行、三俱利他。自修三聚為涅槃因，故通自利；修此三聚為得菩提利益眾生，故皆利他（此四門竟）。

Next is distinguishing in terms of benefiting oneself and benefiting others. There are two approaches of practice: First, the approach of distinct aspects: among the three clusters of precepts, the first two benefit oneself, and the latter one benefits others. Second, the approach of mutual enhancement: all three are one's own practice, and all three benefit others. Cultivating the three clusters oneself is the cause of nirvāṇa, and therefore all comprehensively benefit oneself; cultivating these three clusters is for attaining bodhi and benefiting sentient beings, and therefore all benefit others (here ends the fourth section).