Jami` at-Tirmidhi 2619
جامع الترمذي#2619SahihNarrated Al-A'mash:Similar to the previous chain and said: "Between a slave and Shirk or disbelief is abandoning the Salat
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
In-book reference: 40:14