Nine in the third place means

Going leads to obstructions;

Hence he comes back.

While the preceding line shows the official compelled by duty to follow the way of danger, this line shows the man who must act as father of a family or as head of his kin. If he were to plunge recklessly in to danger, it would be a useless act, because those entrusted to his care cannot get along by themselves. But if he withdraws and turns back to his own, they welcome him with great joy.