RobH_en_tn/job/09/04.md

wise in heart

Here the heart represents the inner being or thoughts. Alternate translation: "wise in what he decides" (See: rc://en/ta/man/translate/figs-metonymy)

mighty in strength

The abstract noun "strength" can be expressed as the adjective "strong." Alternate translation: "mighty in how strong he is" (See: rc://en/ta/man/translate/figs-abstractnouns)

hardened himself against him

To harden oneself means to be stubborn. Alternate translation: "resisted him" or "defied him" (See: rc://en/ta/man/translate/figs-rpronouns)