Shiva Purana
द्विहस्तमानं कुर्वीत प्राच्यां कलशमंडलम् ॥ ततः स्नातश्शिवाचार्यः सशिष्यः कृतनैत्यकः ॥ १२ ॥
On the east side one should make a circle of urns measuring two hands. Then Shivacharya took his bath and performed his daily rituals with his disciples.
english translation
dvihastamAnaM kurvIta prAcyAM kalazamaMDalam ॥ tataH snAtazzivAcAryaH saziSyaH kRtanaityakaH ॥ 12 ॥
hk transliteration by Sanscript