瑜伽論記 4.155

4.155

諸上品煩惱及麁重皆悉已斷，復欣樂上斷，見上斷功德已，觸少分遠離喜樂，為除惛眠復數修習靜妙作意，以悅其心，名攝樂作意。

All higher-grade afflictions and coarse heaviness have been completely severed; one further rejoices in higher abandonment, and having seen the benefits of higher abandonment, one touches partial joy and bliss of detachment. In order to eliminate torpor and drowsiness, one repeatedly cultivates tranquil and wonderful mental applications to gladden one's mind; this is called 'the mental application that gathers joy'.