´'Amr 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."
Hadith ReferenceSunan an-Nasa'i / The Book of Oaths and Vows / Hadith: 3823
Hadith Gradingالألبانی:حسن صحيح | زبیر علی زئی:إسناده حسن