Sahih Muslim 436
صحيح مسلم#436SahihIt is narrated on the authority of Ibn 'Abbas that he (the Holy Prophet) saw (Allah) with, his heart
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Every narration in Sahih Muslim is accepted as Sahih (authentic) by the established status of the book.
In-book reference: 1:341