Brihat Samhita
ध्वजऽतपत्रपर्वतद्विपाश्वरूपधारिणः । जयाय सन्ध्ययोर्घना रणाय रक्तसन्निभाः ॥ ३०-२७ ॥
If at sunrise or sunset the clouds should appear of the shape of a flag or umbrella, a mountain, an elephant or a horse, the chief ruler will triumph in war; if they should be of blood colour, there will be wars in the land.
english translation
dhvaja'tapatraparvatadvipAzvarUpadhAriNaH । jayAya sandhyayorghanA raNAya raktasannibhAH ॥ 30-27 ॥
hk transliteration by Sanscript