Shiva Purana
तदर्धं वा तदर्धं वा मासद्वादशकं तु वा ॥ तदर्धं वा तदर्धं वा मासमेकमथापि वा ॥ ८ ॥
One and a half months or one and a half months or twelve months One and a half months or one and a half months.
english translation
tadardhaM vA tadardhaM vA mAsadvAdazakaM tu vA ॥ tadardhaM vA tadardhaM vA mAsamekamathApi vA ॥ 8 ॥
hk transliteration by Sanscript