On it being disliked to curse the cockerel

Riyad as-Salihin (The Meadows of the Righteous)

by Imam Nawawi

324: Chapter: On it being disliked to curse the cockerel

1730. Zayd ibn Khalid al-Juhani reported that the Messenger of Allah, may Allah bless him and grant him peace, said, "Do not curse the cockerel. It wakes people up for the prayer." [Abu Dawud]