दिक्पालादि-शिवलोकान्तर-कथनम्
Account of the Dikpālas and Intervening Realms toward Śiva’s Worlds
ईश्वरस्य कलाः पीताः श्वेताश्चैवारुणाः सिताः / चतस्रेव प्रोक्तास्तु शङ्करस्य कला अथ
īśvarasya kalāḥ pītāḥ śvetāścaivāruṇāḥ sitāḥ / catasreva proktāstu śaṅkarasya kalā atha
The kalā of Lord Īśvara are yellow, white, and aruna—the ruddy hue of dawn. Thus it is declared that Śaṅkara’s kalā are fourfold.