Ex. 3:5 new shoes.

Ex.3:5  put off thy shoes for the ground is holy.
v.8  I am come down to deliver thee.  This is the angel of God--pre-incarnate Christ speaking.
in Joshua ch.5:15   he is the captain of the Lord's host.
Josh. 1:3  he is already told wherever his sole of shoe touches it is given him as a possession.
because the land of blessing is given them, it would also be like the gospel of good tidings of blessings given to us.
Eph. 6:15  all of this supernatural armor is called armor of light.  it is metaphorical of what is really the captain of the Lord fighting for us.  having your feet shod with the preparation of the gospel of peace.
The  walk of the believer is called--  2Cor. 5:7  we walk by faith not by sight.   David says--
Ps. 18:33  he makes my feet like hinds feet and makes me to walk on my high places.  it is how that all enemies will be defeated by the Lord.
a.  as  captain fight to give land of blessing
b.  Gospel of peace is shalom --peace--- total well being. including protect from enemies.
2Tim. 1:7  not given a spirit of fear, but power ,love, and sound mind.  spirit of fear is a enemy.  Sound mind is peace.     This is how Moses and Jesus apply to feet of gospel.