'Concerning' in the Bible

and said to him, "If you are the Son of God, throw yourself down. For it is written, 'He will command his angels concerning you' and 'with their hands they will lift you up, so that you will not strike your foot against a stone.'"

And concerning them the prophecy of Isaiah is fulfilled that says: 'You will listen carefully yet will never understand, you will look closely yet will never comprehend.