Musnad Ahmad 30:2584

Waki' narrated to us, he said: Ibn Abi Dhi'b narrated to us, from his maternal uncle Al-Harith ibn Abd al-Rahman, from Abu Salamah, from Abu Hurairah, who said: "The Messenger of Allah, peace and blessings of Allah be upon him, and the Muslims prostrated during [the recitation of] An-Najm, except for two men from Quraish, who intended by that [refusal] notoriety."