John Trapp on Psalms 107:33

Verſ. 33. He turneth vivers into a wilderneſs] Hitherto the Pſalmiſt hath ſet forth Gods good providence in delivering men from divers deaths and dangers; now hee declareth the ſame in his juſt and powerful tranſmutations in nature, whilſt according to the good pleaſure of his will, he changeth mens condition, either from good to evil, or from evil to good, beyond all expectation; It is even He that doth it, whatſoever a company of dizzy-headed men dream to the contrary, as One phraſeth it. It is God who dryeth up thoſe Rivers, whereby the land was made fat and fertile, Iſa. 41.17.