Jami` at-Tirmidhi 2580
جامع الترمذي#2580Da'ifIbn 'Umar narrated that the Messenger of Allah (s.a.w) said:'Indeed the disbeliever's tongue will be stretched a Farsakh or two Farsakh, such that the people will walk upon it
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Ahmad Muhammad ShakirDaif
Al-AlbaniDaif
Zubair Ali ZaiHasan
In-book reference: 39:8