ラージャガハの居士ソーナが五蘊とその起源、滅尽について仏陀に問う経

A discourse in which the householder Soṇa of Rājagaha questions the Buddha about the five aggregates, their origin, and their cessation.

なぜある衆生は最終的な涅槃に達し他は達しないのかを、ラージャガハの居士ソーナが仏陀に尋ねる経

A discourse in which the householder Soṇa of Rājagaha asks the Buddha why some beings attain final Nibbāna and others do not.

弦を張りすぎても緩めすぎてもいけない琵琶の比喩を用い、仏陀がソーナ・コーリヴィサに阿羅漢果を得るために必要な精進の均衡を教える経

A discourse in which the Buddha, using the simile of a lute whose strings must be neither too taut nor too slack, teaches Soṇa Koḷivisa the balance of energy needed to attain Arahantship.