Shiva Purana
ब्रह्माणम्पश्चिमे पद्मे समावाह्य समर्चयेत् ॥ हिरण्यगर्भः समवर्तत इति मंत्रेण मंत्रवित् ॥ १९ ॥
The knower of Mantras shall invoke Brahma with the mantra “Hiraṇyagarbhaḥ Samavartata” etc. and worship him in the lotus to the west.
english translation
brahmANampazcime padme samAvAhya samarcayet ॥ hiraNyagarbhaH samavartata iti maMtreNa maMtravit ॥ 19 ॥
hk transliteration by Sanscript