Menpai Zhi You Wo Yige Zha Zha

Mo Shangchuan, the master of the most powerful cultivator sect in the world, failed his trial of cultivation and was forced to reincarnate into the body of a weak, dark-skinned child! To make it worse, he was taken in by the weakest Daoist of a minor sect, Yan Qin, to be her disciple. Mo Shangchuan has never suffered such humiliation! As he regained the strength of his former self, mysterious memories flooded into his head, recalling a past life and a star-crossed love between himself and his useless master...

(Source: Bilibili, translated)

Note: Includes two prologue and two extras chapters.