What is the ruling on water heated with impurity when physical contact with the impurity is confirmed?

Chapter on what purification is achieved with regarding water

Al-Mughni

Book of Purification

Book 2 · Issue 1 · Bab 2

Open in Qurani

Primary text

Water that has confirmed contact with any part of an impurity is rendered impure if the quantity of water is small. This is a definitive ruling regarding water affected by impurity.