Sentence:  This is well evidenced by the Quietist doctrines carried over in Zen : the idea of the inward turning of thought , the enjoinder to <WSD>put</WSD> 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:  cause to be in a certain state; cause to be in a certain relation