Which rhetorical effect appears in “jādat lahu kaffī bi-ʿājili ṭaʿnah”?

ʿAntarah ibn Shaddād: Cavalry Witnesses, Courage, Restraint and Duels (verses 43–56)

• Comparing war to the weather
• A comparative adjective
• Simply counting blows
• Ironic depiction of a blow as a gift