Matsyapurana 64.12

64.12

evaṃ sampūjya vidhivad agrataḥ śivayoḥ punaḥ
padmotpalāni rajasā nānāvarṇena kārayet //

Having worshipped in this way, he should make, according to rules, in front of the image of Śiva and Pârvatî, pictures of lotus, etc., with various coloured powders. He should also make pictures of conch, quoit, flags, tridents (svastika, goad) and châmara. As many grains of the coloured powder as fall on the ground, the devotee remains for the same number of thousands of years in the realm of Śiva.—12-13.