World Wide Study Bible
a Bible passage
54 Jesus therefore no longer walked about openly among the Jews, but went from there to a town called Ephraim in the region near the wilderness; and he remained there with the disciples.
54. Which is called Ephraim. As to the name of the town which is mentioned here, I think that either it was pronounced at that time in a corrupted manner, or it was entirely new. For we know how greatly the language was changed after the captivity into Babylon, and likewise how different was the appearance of the country; so that we need not be surprised that some places are mentioned, which in ancient times were altogether unknown.
And there he dwelt with his disciples. By calling them disciples of Christ, he means not those who had received his doctrine, but those who were his constant companions, and who were wont to live under the same roof.