The ruling on purifying with vessels of gold and silver
Is using vessels of gold and silver forbidden, and is purification from them valid?
Hanafi
Using gold and silver vessels for eating, drinking, and purification is forbidden, yet purification from them is valid though sinful.
Reference: Radd al-Muḥtār
Maliki
Using and acquiring gold and silver vessels is forbidden, even for a woman, yet purification from them is valid though sinful.
Reference: Al-Sharḥ al-Kabīr
Shāfiʿī
Using them for purification and otherwise is forbidden, yet purification with them is valid despite the prohibition.
Reference: Tuḥfat al-Muḥtāj — Mughnī al-Muḥtāj
Hanbali
Using gold and silver vessels for purification and otherwise is forbidden; whoever performs ablution from them, his ablution is valid though sinful.
Reference: Kashshāf al-Qināʿ