Narrated Qais bin Ubad:
Abu Dharr used to take an oath confirming that the Verse: 'These two opponents (believers, and disbelievers) dispute with each other about their Lord.' (22.19) was Revealed in connection with Hamza and his two companions and 'Utbah and his two companions on the day when they ease out of the battle of Badr.
Sahih al-Bukhari, Vol. 6, Book of Prophetic Commentary on the Qur'an, Hadith 267
Sahih al-Bukhari, Book of Prophetic Commentary on the Qur'an, Hadith 267