Why would John include this in his gospel?
Joh 20:30, 31 And many other signs truly did Jesus in the presence of his disciples, which are not written in this book: But these are written, that ye might believe that Jesus is the Christ, the Son of God; and that believing ye might have life through his name. (KJV)
When John started to write his gospel, he had a specific audience and purpose in mind. These two influenced how he wrote his gospel, and what he decided to include. No writer is able to give a clear moment-by-moment eyewitness account of life. This would be impossible to achieve for two reasons. First, it would take up too much space. Secondly, it would be beyond boring. Really, it would.
Therefore, not one of the writers of the gospels ever tell us that Jesus bathed, brushed his teeth, combed his hair or ate dinner. That does not mean he did not do these things, it only means that usually they were not important to the purpose of writing or to the intended audience. On several occasions we do read that Jesus ate, (more…)