Narrated Anas bin Malik: Once the Iqama was pronounced and Allah's Apostle faced us and said, "Straighten your rows and stand closer together, for I see you from behind my back.'
Hadith ReferenceSahih Bukhari / The Book of Adhan / Hadith: 719
Hadith Gradingمحدثین:أحاديث صحيح البخاريّ كلّها صحيحة