en_tn_lite_do_not_use/ecc/08/15.md

under the sun

This refers to things that are done on earth. See how you translated this in Ecclesiastes 1:3. Alternate translation: "on the earth" (See: rc://en/ta/man/translate/figs-idiom)

for all the days of his life that God has given him

This is an idiom. Alternate translation: "for as long as God allows him to live" (See: rc://en/ta/man/translate/figs-idiom)