道所存者，乃師所存者 [－－－－－－师－－－]

Jyutping dou6 so2 cyun4 ze2 , naai5 si1 so2 cyun4 ze2
Pinyin dào suǒ cún zhě , nǎi shī suǒ cún zhě

Definitions (CC-CEDICT)
  1. If sb has grasped the truth before you, take him as your teacher (Tang dynasty essayist Han Yu 韓愈|韩愈[Han2 Yu4]).
  2. We should learn from one who knows the way.