For 10 points, name this word that literally means "thread," and which identifies texts named Diamond, Lotus, and Kama.
One of these texts describes a discourse between Subhuti and another figure, and opens with several monks begging for breakfast. Another of these texts claims that it is okay to bribe children with toys in order to save them from a burning house, illustrating the concept of upaya. The Nichiren sect is based on one of these documents, which includes a discourse on how to achieve enlightenment. For 10 points, name this word that literally means "thread," and which identifies texts named Diamond, Lotus, and Kama.
One of these texts describes a discourse between Subhuti and another figure, and opens with several monks begging for breakfast.
sutras