النَّظيفُ مِن الثِّيابِ يُذهِبُ الهَمَّ والحُزنَ ، وهُو طَهورٌ للصَّلاةِ.

Clean clothes take away sorrow and grief, and it is [a condition of] purity for prayers.

Ibid. v. 6, p. 444, no. 14