Matsya Purana 261.16

261.16

rākṣasendraṃ tathā vakṣye lokapālañca nairṛtam.
narārūḍhaṃ mahāmāyaṃ rakṣobhirbahubhirvṛtam .. 261.15

The image of Nairita Lokapâla the Lord of the Raksas should be made riding on a human being followed by a band of demons, armed with a sword, resplendent like a mountain of soot, wearing yellow robes decked with ornaments and having a chariot drawn by men The image of Lord Varuṇa should be made holding a noose in his hand looking courageous, having a colour white as a crystal, wearing white apparel riding a fish peaceful in appearance, adorned with armlets and a coronet The image of Vâyu should be made seated on a deer, smoky in complexion nicely dressed looking quite young, with knitted brows, adorned with banners, granting boons The image of Kuvera should be made wearing ear rings, with a huge form and a huge abdomen having a huge store of pelf and eight Nidhis surrounded by a number of attendants Guhyakas adorned with armlets &c, wearing white dress and a coronet, seated on a Vimâna drawn by men and giving wealth He is holding a club in one hand and with the other hand He is holding out the idea of ‘No fear’—15 22