We see his influence over two types of people. 1.First of all there is the strength that the devil has over the unconverted. And then there is the trouble he makes for those who belong to the Lord. Let's turn to Ephesians 2 verse 1-3. Ephesians 2 takes us back to the Garden of Eden, in effect, by describing what has happened to God's created man and woman after they disobey.
Sin applies to every human being.
And the result of sin is death. We won't see it through without God's help. Back here in Luke 11 verse 21 we see Satan lulling the unbeliever into a false sense of security. The strong man fully armed guards his own house. His possessions are safe.