Shiva Purana
कार्तिकादित्यवारेषु नृणामादित्यपूजनात् । तैलकार्पासदानात्तु भवेत्कुष्ठादिसंक्षयः ४९ ।
The worship of the sun on Sundays in the month of Kārtika together with the gifts of gingelly seeds and cotton alleviates leprosy etc.
english translation
kArtikAdityavAreSu nRNAmAdityapUjanAt । tailakArpAsadAnAttu bhavetkuSThAdisaMkSayaH 49 ।
hk transliteration by Sanscript