Shiva Purana
जिज्ञासुरपि योगस्य यां गतिं लभते नरः ॥ न तां गतिमवाप्नोति सर्वैरपि महामखैः ॥ ३५ ॥
Even by performing sacrifices, that goal is not obtained which a man with the desire for the knowledge of Yoga attains.
english translation
jijJAsurapi yogasya yAM gatiM labhate naraH ॥ na tAM gatimavApnoti sarvairapi mahAmakhaiH ॥ 35 ॥
hk transliteration by Sanscript