49. The holy Apostle later knew that Jesus had it in His power to do as He would, and therefore, seeing Him walk upon the sea, said: “Lord, if it be Thou, bid me come to Thee over the waters.” S. Matt. xiv. 28. Peter believed that if Christ commanded, the natural conditions could be changed, so that water might support human footsteps, and things discrepant be reduced to harmony and agreement. Peter asks of Christ to command, not to request: Christ requested not, but commanded, and it was done—and Arius denies it!