Shiva Purana
उदये च तथा जाते पुनस्स्नात्वार्चयेच्छिवम्॥ नानापूजोपहारैश्च स्वाभिषेकमथाचरेत् ॥ ७५॥
When the sun rises he shall take his bath and then worship Śiva. The ablution of the deity shall be performed with devout services and adorations.
english translation
udaye ca tathA jAte punassnAtvArcayecchivam॥ nAnApUjopahAraizca svAbhiSekamathAcaret ॥ 75॥
hk transliteration by Sanscript