Sunan Abi Dawud 1927
سنن أبي داود#1927Sahihحَدَّثَنَا 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.”
Scholarly Authentication
The label above is the grade most of these scholars gave — one dissenting opinion no longer speaks for all of them. If any scholar calls a narration fabricated, that verdict is shown instead, whatever the others say. Each scholar's own wording:
In-book reference: 11:207