Sayyiduna Thawban (may Allah be pleased with him) narrates: The Noble Prophet (peace and blessings be upon him) said: "Water is a purifying substance, except for that water over which (an impure thing) overcomes its smell or taste."
Hadith Referenceسنن الدارقطني / كتاب الطهارة / 45
Hadith Takhrij«أخرجه الدارقطني فى ((سننه)) برقم: 45»