Shiva Purana
वितानध्वजमालाभिर्विविधाभिरनेकशः ॥ वेदिमध्ये ततः कुर्यान्मंडलं शुभलक्षणम् ॥ ५ ॥
It shall be decorated with garlands, festoons, banners and canopy. In the middle of the altar a mystic diagram shall be drawn. It shall have auspicious characteristics.
english translation
vitAnadhvajamAlAbhirvividhAbhiranekazaH ॥ vedimadhye tataH kuryAnmaMDalaM zubhalakSaNam ॥ 5 ॥
hk transliteration by Sanscript