حَدَّثَنَا أَحْمَدُ بْنُ حَنْبَلٍ، حَدَّثَنَا حَمَّادُ بْنُ خَالِدٍ، عَنِ ابْنِ أَبِي ذِئْبٍ، عَنِ الزُّهْرِيِّ، بِإِسْنَادِهِ وَمَعْنَاهُ وَقَالَ بِإِقَامَةٍ إِقَامَةٍ جَمَعَ بَيْنَهُمَا ‏.‏ قَالَ أَحْمَدُ قَالَ وَكِيعٌ صَلَّى كُلَّ صَلاَةٍ بِإِقَامَةٍ ‏.‏

The aforesaid tradition has been transmitted by Al Zuhri through a different chain of narrators. This version adds “Each prayer with an iqamah”. Ahmad reported on the authority of Waki’ “he offered each prayer with a single iqamah.” Translation Not Available

Book Ref: Sunan Abi Dawud Book 11 Hadith 1927
Web Ref:  Sunan Abi Dawud Book 10 Hadith 1922