Shiva Purana
इत्युक्त्वा षण्मुखस्तस्मै क्षौरस्नानविधिक्रमम्॥ वक्तुमारभत प्रीत्या यतीनां कृपया शुभम्॥ ५७ ॥
After saying this Kārttikeya narrated the procedure of hair-cutting and ablution in detail intending to favour the ascetics (anxious to hear him).
english translation
ityuktvA SaNmukhastasmai kSaurasnAnavidhikramam॥ vaktumArabhata prItyA yatInAM kRpayA zubham॥ 57 ॥
hk transliteration by Sanscript