(33) باب مَا جَاءَ فِي كَرَاهِيَةِ الأَذَانِ بِغَيْرِ وُضُوءٍ
Abu Hurairah narrated that :
Allah's Messenger said: "None should call the Adhan except for one with Wudu."
Reference: Jami` at-Tirmidhi 200
In-book reference: Book 2, Hadith 52
English translation: Vol. 1, Book 2, Hadith 200