Sunan an-Nasa'i 3792
سنن النسائي#3792SahihAmr bin Shu'aib narrated from his father, from his grandfather, that the Messenger of Allah said:"There is no vow and no oath concerning that which one does not possess, nor to commit sin, nor to sever the ties of kinship
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Abu GhuddahHasan Sahih
Al-AlbaniHasan Sahih
Zubair Ali ZaiIsnaad Hasan
In-book reference: 35:32