السِّوَاكُ مَطْهَرَةٌ لِلْفَمِ وَمَرْضَاةٌ لِلرَّبِّ
Translation: Siwak is a means of cleansing the mouth and gaining the Lord’s pleasure.
Source: رواه البيهقي
WordMeaning
السِّوَاكُsiwak; the familiar tooth-cleaning practice
مَطْهَرَةٌa means of purification
مَرْضَاةٌa cause of pleasure or approval
الْفَمِ، الرَّبِّthe mouth; the Lord
Brief grammar: السِّوَاكُ is the subject. مَطْهَرَةٌ and مَرْضَاةٌ describe two aspects of it. The preposition لِ links the first to the mouth and the second to the Lord’s pleasure. The report brings physical and devotional benefits together in one practice.