Shiva Purana
सर्वांगं च ततो हस्तौ प्रक्षाल्यान्यत्समाहरेत् समर्च्य पूर्वत्तत्तु त्रिपुण्ड्रांस्तेन धारयेत्॥ २४॥
Then one should wash his whole body with his hands and collect the rest After worshiping the former one should hold the tripundras with it.
english translation
sarvAMgaM ca tato hastau prakSAlyAnyatsamAharet samarcya pUrvattattu tripuNDrAMstena dhArayet॥ 24॥
hk transliteration by Sanscript