24. Paṭhamavagga 296
“Ekadhammo, bhikkhave, bhāvito bahulīkato ekantanibbidāya virāgāya nirodhāya upasamāya abhiññāya sambodhāya nibbānāya saṁvattati. Katamo ekadhammo? Buddhānussati. Ayaṁ kho, bhikkhave, ekadhammo bhāvito bahulīkato ekantanibbidāya virāgāya nirodhāya upasamāya abhiññāya sambodhāya nibbānāya saṁvattatī”ti.
Chapter One 296
“One thing, mendicants, when developed and cultivated, leads solely to disillusionment, dispassion, cessation, peace, insight, awakening, and extinguishment. What one thing? Recollection of the Buddha. This one thing, when developed and cultivated, leads solely to disillusionment, dispassion, cessation, peace, insight, awakening, and extinguishment.”