Shiva Purana
मण्डले देवमभ्यर्च्य हुत्वा चैवाहुतित्रयम् ॥ प्रापयेच्च शिशोः प्राप्तिं युगपत्सर्वयोनिषु ॥ ८ ॥
After worshiping the Lord in a circle, one should offer oblations in three kinds of oblations. It should bring about the attainment of the child in all the wombs simultaneously.
english translation
maNDale devamabhyarcya hutvA caivAhutitrayam ॥ prApayecca zizoH prAptiM yugapatsarvayoniSu ॥ 8 ॥
hk transliteration by Sanscript