Sentence:  This is well <WSD>evidenced</WSD> by the Quietist doctrines carried over in Zen : the idea of the inward turning of thought , the enjoinder to put aside desires and perturbations so that a return to purity , peace , and stillness - a union with the Infinite , with the Tao - could be effected . 
Meaning of the word marked with <WSD> tags:  provide evidence for; stand as proof of; show by one's behavior, attitude, or external attributes