Shiva Purana
इमं चोदाहरन्मंत्रं श्लोकं नारायणं प्रति ॥ तं शृणुध्वं मुनिश्रेष्ठास्तदर्थं चाक्षराश्रयम् ॥ १४ ॥
One shall cite this mantra, a Śloka, regarding Nārāyaṇa. O excellent sages, listen to the mantra as well as the actual meaning of the words.
english translation
imaM codAharanmaMtraM zlokaM nArAyaNaM prati ॥ taM zRNudhvaM munizreSThAstadarthaM cAkSarAzrayam ॥ 14 ॥
hk transliteration by Sanscript