Sunan an-Nasa'i 2913
سنن النسائي#2913Sahihأَخْبَرَنَا قُتَيْبَةُ، قَالَ حَدَّثَنَا حَمَّادٌ، عَنْ عَمْرٍو، أَنَّ ابْنَ عَبَّاسٍ، قَالَ لَمْ يُصَلِّ النَّبِيُّ صلى الله عليه وسلم فِي الْكَعْبَةِ وَلَكِنَّهُ كَبَّرَ فِي نَوَاحِيهِ .
It was narrated that Ibn Abbas said:"The Prophet did not pray inside the Kabah, but he recited the Takbir in its corners." (Sahih) Chatper 131. Dhikr And Supplication Inside The House
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:
Abu GhuddahSahih
Al-AlbaniSahih
Zubair Ali ZaiIsnaad Sahih
In-book reference: 24:296