Sunan Ibn Majah 1151
سنن ابن ماجه#1151SahihIt was narrated from Abu Hurairah that the Messenger of Allah (ﷺ) said:“Once the Iqamah has been called, there should be no prayer but the obligatory one.” Another chain with similar wording
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Al-AlbaniSahih
Muhammad Fouad Abd al-BaqiSahih
Shuaib Al ArnautSahih
Zubair Ali ZaiSahih Muslim
In-book reference: 5:349