en_tn/psa/035/013.md

when they were sick

The word "they" refers to the "unrighteous witnesses" (Psalms 35:11).

my clothing was sackcloth

"I wore sackcloth" or "I showed that I was sad"

them, and my prayer returned to my bosom

This was a symbol of prayer. Alternate translation: "them with my head bent down in prayer" (See: rc://en/ta/man/jit/translate-symaction)