Shiva Purana
गर्भनिष्पत्तये देवं संपूज्य प्रणिपत्य च ॥ हुत्वा चैव यथान्यायं निष्पन्नं तदनुस्मरेत् ॥ १३ ॥
For the accomplishment of the spiritual knowledge he shall worship and bow to the lord. After performing the homa he shall remember it as developed.
english translation
garbhaniSpattaye devaM saMpUjya praNipatya ca ॥ hutvA caiva yathAnyAyaM niSpannaM tadanusmaret ॥ 13 ॥
hk transliteration by Sanscript