Muwatta Malik 649
موطأ مالك#649SahihYahya said that Malik said that Hisham ibn Urwa ibn az-Zubayr had said, "I do not think that kissing invites to good for people who are fasting
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Salim al-HilaliMauquf Sahih
In-book reference: 18:20