Tafsir Tanwîr al-Miqbâs min Tafsîr Ibn ‘Abbâs

Verse 54.5

(Effective) is the (wisdom) of the Qur'an; it is wisdom from Allah which they were conveyed on behalf of Allah; (but warnings) i.e. the messengers (avail not) the people who disbelieve in Allah as it is in His preeternal knowledge.