Shiva Purana
पश्चिमे च ततस्तस्मिन्षडंगानि समर्चयेत ॥ आग्नेये च तथैशाने नैर्ऋते वायुदेशके ॥ ४ ॥
Then one should worship the six limbs in the west. In the south-east and in the north-east and in the southwest in the region of the wind.
english translation
pazcime ca tatastasminSaDaMgAni samarcayeta ॥ Agneye ca tathaizAne nairRte vAyudezake ॥ 4 ॥
hk transliteration by Sanscript