Threefold Lotus Sutra

1. The Innumerable Meanings Sutra (無量義經 Ch: Wú Liáng Yì Jīng, Jp: Muryōgi Kyō), prologue to the Lotus Sutra.

2. The Lotus Sutra (妙法蓮華經 Ch: Miào Fǎ Lián Huá Jīng, Jp: Myōhō Renge Kyō) itself.

3. The Sutra of Meditation on the Bodhisattva Universal Virtue/Samantabhadra Meditation Sutra (普賢經 Ch: Pǔ Xián Jīng, Jp: Fugen Kyō), epilogue to the Lotus Sutra.

They have been known collectively as the Threefold Lotus Sutra in China and Japan since ancient times.