Shiva Purana
हविर्निवेदनात्पूर्वं दीपदानादनन्तरम् ॥ कुर्यादावरणाभ्यर्चां प्राप्ते नीराजने ऽथ वा ॥ २ ॥
After offering the light but before offering the Havis, the devotee shall perform the worship of the Āvaraṇa; or just when the time of Nīrājana has arrived.
english translation
havirnivedanAtpUrvaM dIpadAnAdanantaram ॥ kuryAdAvaraNAbhyarcAM prApte nIrAjane 'tha vA ॥ 2 ॥
hk transliteration by Sanscript