Śāṇavāsa (Śānakavāsin, Sambhūta Śāṇavāsi or Sanakavasa) was a disciple of Ananda, and is considered the fourth Indian Patriarch in Zen Buddhism after Shakyamuni...

Buddhist titles Preceded by Shanavasa Lineage of Buddhist patriarchs (According to the Zen schools of China and Japan) Succeeded by Dhṛṭaka...

Buddhist titles Preceded by Mahākāśyapa Chan and Zen lineages (According to the Zen schools of China and Japan) Succeeded by Shanavasa...

and then Ananda, both of whom knew Buddha before he died. Following are Shanavasa, Upagupta, Dhritaka (Dhrtaka), Micchaka, Vasumitra, Buddhanandi, Buddhamitra...