Shiva Purana
मनसा वचसा साक्षात्कर्मणा पतिभावतः ॥ सत्यम्ब्रवीमि नोऽसत्यं संवृतः शङ्करो मया ॥ २८ ॥
Mentally, verbally and through activities too, Śiva has been chosen by me as my husband. I am telling you the truth and not falsehood.
english translation
manasA vacasA sAkSAtkarmaNA patibhAvataH ॥ satyambravImi no'satyaM saMvRtaH zaGkaro mayA ॥ 28 ॥
hk transliteration by Sanscript