Prakaraṇa 3 · Verse 2
निःशेष-कल्मष-प्रशमनं मनसो ऽस्तु शान्तिः
niḥśeṣa-kalmaṣa-praśamanaṃ manaso 'stu śāntiḥ
The complete pacification of the impurities of the mind is peace
The term kalmaṣa evokes stains, residues, the dirt remaining after washing. Vasiṣṭ