What point is examined in fa-jazāʾuhu in al-Nisāʾ 4:93?

Intercession for Major Sinners and the Non-Eternity of Sinful Believers in Hell

• Liability to punishment and its inevitable execution are distinct
• The term recompense always entails full execution of punishment
• The warning concerns only someone who repents afterward
• The verse applies perpetual punishment equally to every offense