Shiva Purana
तपस्तमपि चोद्वास्य कृत्वा तस्याथ शांतये ॥ विद्याकलां समाधाय तद्व्याप्तिं चावलोकयेत् ॥ २९ ॥
Then the lord shall be ritualistically dismissed. For the purpose of quietening him, Vidyākalā shall be conceived and its pervasion surveyed.
english translation
tapastamapi codvAsya kRtvA tasyAtha zAMtaye ॥ vidyAkalAM samAdhAya tadvyAptiM cAvalokayet ॥ 29 ॥
hk transliteration by Sanscript