Shiva Purana
वानप्रस्थस्य कन्यानां दीक्षाहीननृणां तथा । मध्याह्नात्प्राग्जलैर्युक्तं परतो जलवर्जितम् 1-24-८० ।
A forest-dweller, virgins and men without initiation shall apply the ash pasted in water upto the midday and thereafter without water.
english translation
vAnaprasthasya kanyAnAM dIkSAhInanRNAM tathA । madhyAhnAtprAgjalairyuktaM parato jalavarjitam 1-24-80 ।
hk transliteration by Sanscript