都摄六根,
净念相继,
得三摩地,
斯为第一。
To gather in the six [sense] roots,
with pure [Buddha] mindfulness
in continuous succession,
to attain samādhi,
this is the foremost method [to Buddhahood].
– 楞严经大势至菩萨念佛圆通章
Śūraṅgama Sūtra’s Section
On Mahāsthāmaprāpta Bodhisattva’s
Perfect Penetration With Mindfulness Of Buddha
Related Article:
A Great Bodhisattva’s Buddha Mindfulness Practice
https://thedailyenlightenment.com/2013/12/a-great-bodhisattvas-buddha-mindfulness-practice
Buddha recitation or gathering in the senses. This can be confusing!