It's a metaphor. God is like a fortess to which we can retreat.
A Mighty Fortress Is Our God was created in 1531.
when the bible states fortress it is usually in a way of God being the fortress around the demons and the nememy himself, He as in God is the fortress and nothing can come against Him, and he is alo known as strong tower which is in meaning undestrucatble
The word of God is the word of God if you believe it. You cannot get anything more accurate than the actual words spoken by God, which is the word of God.
He had his house locked down like a fortress.
7
φρούριο
hutment
"The soldiers defended the fortress as best they could." "The fortress was built to defend again attacks by Viking raiders." "His stoic demeanor was his fortress against the cruelty the world can inflict."
God as he is my rock, my fortress and my strength.
The word "fortress" has two (2) syllables.1 ....... 2for - tress
In the King James version the word - fortress - appears 15 times the word - fortresses - appears twice
stockade