(4) باب فِي وَقْتِ صَلاَةِ الظُّهْرِ
Jabir b. Samurah reported that Bilal used to call for the noon prayer when the sun had declined. (ID)
Reference (ID): Sunan Abi Dawud 403 (ID)
In-book reference (ID): Book 2, Hadith 13 (ID)
English translation (ID): Book 2, Hadith 403 (ID)