Jami` at-Tirmidhi 353
جامع الترمذي#353SahihAnas conveyed that :the Prophet said: "When supper is present and the Iqamah for Salat has been called, then begin with supper
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Ahmad Muhammad ShakirSahih
Al-AlbaniSahih
Bashar Awad MaaroufHasan Sahih
Zubair Ali ZaiSahih - Agreed Upon
In-book reference: 2:205