A few days ago I was doing research on a passage and noticed this verse as a cross-reference. I am sure that somewhere in my past someone has pointed this out but it never sunk in. Paul was quoting Isaiah when he wrote the following verses.
(Ephesians 6:14 KJV) Stand therefore, having your loins girt about with truth, and having on the breastplate of righteousness;(Ephesians 6:17 KJV) And take the helmet of salvation, and the sword of the Spirit, which is the word of God:
This is nothing earthshaking but I thought I would share this little tidbit of how the entire Bible works together.