It was narrated that Ziyad bin Harith As-Suda'i said:"I was with the Messenger of Allah on a journey, and he commanded me to call the Adhan. Bilal wanted to call the Iqamah, but the Messenger of Allah said: 'The brother of Suda' called the Adhan, and the one who calls the Adhan is the one who calls the Iqamah