Shiva Purana
स्वजापकानां योगिनां स्वमंत्रपूजकस्य च । सर्वकर्मक्षयं कृत्वा दिव्यज्ञानं तु नूतनम् ६ ।
For those who chant their own mantras and for those who perform their own worship, by destroying all actions, they attain new divine knowledge.
english translation
svajApakAnAM yoginAM svamaMtrapUjakasya ca । sarvakarmakSayaM kRtvA divyajJAnaM tu nUtanam 6 ।
hk transliteration by Sanscript