Najīratisutta
“Kiṁ jīrati kiṁ na jīrati, kiṁsu uppathoti vuccati; Kiṁsu dhammānaṁ paripantho, kiṁsu rattindivakkhayo; Kiṁ malaṁ brahmacariyassa, kiṁ sinānamanodakaṁ.
Getting Old
“What ages, what does not age? What’s called a deviation? What’s a roadblock for skillful qualities? What is ending day and night? What’s the stain of celibacy? What’s the waterless bath?