삼청(三清, 영어: ThreePureOnes, ThreePure Pellucid Ones, Three Pristine Ones, Three Divine Teachers, Three Clarities, Three Purities)은 하나인 도(道)의 다른 모습인 옥청(玉清)
spontaneously (in the Pure Abodes) and there they will pass away finally, no more returning from that world.... [T]hose monks who have abandoned three fetters and
Liberation by concentration on the pure to the realization of a permanent state of freedom from all desire. The above three correspond to the four dhyānas