Shiva Purana
इदानीं श्रोतुमिच्छामि योगं परमदुर्लभम् ॥ साधिकारं च सांगं च सविधिं सप्रयोजनम् ॥ २ ॥
Now I wish to hear about Yoga which is very difficult to achieve along with its authorisation, ancillaries, injunctions and purpose.
english translation
idAnIM zrotumicchAmi yogaM paramadurlabham ॥ sAdhikAraM ca sAMgaM ca savidhiM saprayojanam ॥ 2 ॥
hk transliteration by Sanscript