Mānadinnasutta

Suttapiṭaka · Saṁyuttanikāya · Mahāvaggasaṁyutta · Vol. 19 · Section 793

[793] The same origin (setting). Now on that occasion the householder Mānadinna was afflicted, suffering, gravely ill. Then the householder Mānadinna addressed a certain man: "Come, good man …" … "Venerable sir, I am not bearing up, I am not getting better; grievous painful feelings (vedanā) are increasing in me, not subsiding; their increase is discerned, not their subsiding."

English translation from the Pali (Siam Raṭṭha edition) — under review, not for citation.

This passage also appears in 1 other place

Vol. 19 · Section 1568 — Dusīlayasutta