ललितोपाख्याने जप-न्यास-योगप्रकरणम्
Lalitopākhyāna: Procedure of Japa, Nyāsa, and Yogic Installation
प्रतिलोमेन पादाद्यमनुलोमेन कादिकम् / व्याप कन्यासमारोप्य व्यापयन्वाग्भवादिभिः
pratilomena pādādyamanulomena kādikam / vyāpa kanyāsamāropya vyāpayanvāgbhavādibhiḥ
In reverse order begin from the syllable “pā”, and in forward order from “ka”. Having raised it and set it in the rite of kanyā-samāropya, let him cause it to pervade by mantras such as “Vāgbhava” and the rest.