It was narrated that Malik bin Al-Huwayrith said: "The Messenger of Allah (S.A.W) said to me and to a companion of mine: “When the time for prayer comes, let the two of you call the Adhan then the two of you say Iqamah, then let one of you lead the prayer”"
SahihSahihSahihBook 7 · Hadith 44