'Concerning' in the Bible

As these went their way, Jesus began to say to the multitudes concerning John, "What did you go out into the wilderness to see? A reed shaken by the wind?

At that time, Herod the tetrarch heard the report concerning Jesus,

How is it that you don't perceive that I didn't speak to you concerning bread? But beware of the yeast of the Pharisees and Sadducees."

Again, assuredly I tell you, that if two of you will agree on earth concerning anything that they will ask, it will be done for them by my Father who is in heaven.

But concerning the resurrection of the dead, haven't you read that which was spoken to you by God, saying,