帰り道(かえりみち)で息子(むすこ)が迷わぬ(まよわぬ)ようにと枝(えだ)を折って(おって)道しるべ(みちしるべ)を作った(つくった)こと

Reaching the summit, the mother had broken tree branches on the way up to make trail markers so 'my son won't get lost on his way back.' Deeply moved by this selfless love, the young man resolved, 'I cannot abandon my mother,' and secretly carried her back at night, hiding her in a secret room beneath the floorboards.