Sunan an-Nasa'i 5571
سنن النسائي#5571SahihIt was narrated from Abu Sa'eed Al-Khudri that:The Prophet [SAW] forbade soaking dried dates and raisins, and dried dates and Al-Busr, and he said: "Soak raisins on their own, and dried dates on their own, and Al-Busr on their own
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Abu GhuddahSahih
Al-AlbaniSahih
Zubair Ali ZaiHasan
In-book reference: 51:33