2 Corinthians 11:26 In journeyings often, in perils of waters, in perils of robbers, in perils by mine own countrymen, in perils by the heathen, in perils in the city, in perils in the wilderness, in perils in the sea, in perils among false brethren;

Chadwick correctly said, “Service of Christ is a warfare in which, of necessity, many wounds must be received. Well is it for us if we can regard these wounds as “trials” from a Divine source for some good purpose.” The dangers of a traveller, perils that must first be overcome before any good work can be done to reach the cities to preach the gospel. It would have been most probable to perish in the wilderness yet the Lord preserved him through all these perils.

Uninhabited countries through which he was obliged to pass in order to reach from city to city. In such places, it is easy to imagine many dangers from bandits, wild beasts, cold, starvation, etc. [Clarke]