無量壽經優婆提舍願生偈註 2.9

2.9

何等五念門？一者禮拜門、二者讚歎門、三者作願門、四者觀察門、五者迴向門。

What are the five gates of mindfulness? The first is the gate of worship; the second is the gate of praise; the third is the gate of making aspiration; the fourth is the gate of contemplation; the fifth is the gate of dedication of merit.