It is narrated through the grandson (Ibrahim) of Sayyiduna Abu Mahdhurah (may Allah be pleased with him) that the Prophet (peace and blessings be upon him) ordered his grandfather, Sayyiduna Abu Mahdhurah (may Allah be pleased with him), (to call the adhan); then the narrator mentioned a hadith like it.
Hadith Referenceالمعجم الكبير للطبراني / باب السين / 6703