Narrated to us Abu Bakr ibn Abi Shaybah: narrated to us Ghandar, from Shu'bah. And (also) narrated to us Muhammad ibn al-Muthanna and Ibn Bashshar — and the wording is that of Ibn al-Muthanna —: narrated to us Muhammad ibn Ja'far: narrated to us Shu'bah, from Mansur, from 'Abdullah ibn Murrah, from Ibn 'Umar, from the Prophet (peace be upon him) that he forbade making vows and said: "It does not bring any good; rather, it is only a means by which something is extracted from the miserly."