God is Our Hedge of Protection First, what is a Hedge? I have inscribed you on the palms of My hands; Your walls (your hedges) are continually before Me (Isaiah 49:15-16). Hedge of Protection. [hejv pr·TEK·SHn, noun] A metaphor representing God’s defense against evil. Sometimes called a hedge of thorns. In King James English a hedge refers to any wall, whether of bushes or of stones. Zechariah 2:5 that hedge is fire. In God’s good providence, He places hedges around