Brihat Parashara Hora Shastra
एवं चतुर्भुजाकारं वृत्ताकारमथापि वा। दृष्टिचक्रं प्रविन्यस्यैवं ततो दृष्टिं विचारयेत्॥ ९॥
Draw a square, or a circle marking the 8 directions (4 corners and 4 quarters thereof).
english translation
evaM caturbhujAkAraM vRttAkAramathApi vA। dRSTicakraM pravinyasyaivaM tato dRSTiM vicArayet॥ 9॥
hk transliteration by Sanscript