Thirukkural

ஒன்னார்த் தெறலும் உவந்தாரை ஆக்கலும் எண்ணின் தவத்தான் வரும்.

Onnaarth Theralum Uvandhaarai Aakkalum Ennin Thavaththaan Varum

If (the ascetic) desire the destruction of his enemies, or the aggrandizement of his friends, it will be effected by (the power of) his austerities