Shiva Purana
यतिः प्रयत्नतः कुर्य्यात्क्षौरस्नानं च शुद्धये ॥ संस्मरन्मनसा शुद्धं परं ब्रह्म सदाशिवम् ॥ ३६ ॥
He shall perform the post-shaving ablution assiduously for purity, remembering mentally the supreme Brahman Sadāśiva.
english translation
yatiH prayatnataH kuryyAtkSaurasnAnaM ca zuddhaye ॥ saMsmaranmanasA zuddhaM paraM brahma sadAzivam ॥ 36 ॥
hk transliteration by Sanscript