Vinaye ca hetvattho karaṇattho ca sambhavati. Yo hi so sikkhāpadapaññattisamayo sāriputtādīhipi dubbiññeyyo, tena samayena hetubhūtena karaṇabhūtena ca sikkhāpadāni paññapento sikkhāpadapaññattihetuñca apekkhamāno bhagavā tattha tattha vihāsi, tasmā tadatthajotanatthaṃ tattha karaṇavacananiddeso kato.

Idha pana aññasmiñca evaṃjātike suttantapāṭhe accantasaṃyogattho sambhavati. Yañhi samayaṃ bhagavā imaṃ aññaṃ vā suttantaṃ desesi, accantameva taṃ samayaṃ karuṇāvihārena vihāsi. Tasmā tadatthajotanatthaṃ idha upayogavacananiddeso katoti viññeyyo. Hoti cettha:-

taṃ taṃ atthamapekkhitvā bhummena karaṇena ca

aññatra samayo vutto upayogena so idhāti.