en_tn/pro/28/09.md

If one

"If a person"

turns away his ear from hearing the law

This represents the whole person turning away from and rejecting God's law. Alternate translation: "turns away from hearing and obeying the law" (See: rc://en/ta/man/translate/figs-synecdoche)

even his prayer is detestable

"even his prayer is offensive to God." This can be written in active form. Alternate translation: "God detests even his prayer" (See: rc://en/ta/man/translate/figs-activepassive)

detestable

See how you translated this in Proverbs 3:32.