Phaladeepika
रवेद्वदिशनक्षत्रं भूसुतस्य तृतीयकम् । गुरोः षट्तारकं चैव शनेरष्टमतारकम् ॥ ४२॥
The 12 th asterism counted from that occupied by the Sun at the time, the 3 rd from that of Mars, the 6 th from that of Jupiter, and the 8 th from that of Saturn are termed purolattah or forward Lattas.
english translation
ravedvadizanakSatraM bhUsutasya tRtIyakam । guroH SaTtArakaM caiva zaneraSTamatArakam ॥ 42॥
hk transliteration by Sanscript