Fort in the Bible

Deuteronomy 20:19-20 When thou shalt besiege a city a long time, in making war against it to take it, thou shalt not destroy the trees thereof by forcing an axe against them: for thou mayest eat of them, and thou shalt not cut them down (for the tree of the field is man's life) to employ them in the siege: 20 Only the trees which thou knowest that they be not trees for meat, thou shalt destroy and cut them down; and thou shalt build bulwarks against the city that maketh war with thee, until it be subdued.
2 Kings 25:1 And it came to pass in the ninth year of his reign, in the tenth month, in the tenth day of the month, that Nebuchadnezzar king of Babylon came, he, and all his host, against Jerusalem, and pitched against it; and they built forts against it round about.
Ezekiel 4:2 And lay siege against it, and build a fort against it, and cast a mount against it; set the camp also against it, and set battering rams against it round about.
Ezekiel 17:17 Neither shall Pharaoh with his mighty army and great company make for him in the war, by casting up mounts, and building forts, to cut off many persons:
Ezekiel 26:8 He shall slay with the sword thy daughters in the field: and he shall make a fort against thee, and cast a mount against thee, and lift up the buckler against thee.

2 Chronicles 26:15 And he made in Jerusalem engines, invented by cunning men, to be on the towers and upon the bulwarks, to shoot arrows and great stones withal. And his name spread far abroad; for he was marvellously helped, till he was strong.
Isaiah 25:12 And the fortress of the high fort of thy walls shall he bring down, lay low, and bring to the ground, even to the dust.

2 Chronicles 26:10 Also he built towers in the desert, and digged many wells: for he had much cattle, both in the low country, and in the plains: husbandmen also, and vine dressers in the mountains, and in Carmel: for he loved husbandry.
Isaiah 5:2 And he fenced it, and gathered out the stones thereof, and planted it with the choicest vine, and built a tower in the midst of it, and also made a winepress therein: and he looked that it should bring forth grapes, and it brought forth wild grapes.
Matthew 21:33 Hear another parable: There was a certain householder, which planted a vineyard, and hedged it round about, and digged a winepress in it, and built a tower, and let it out to husbandmen, and went into a far country:
Mark 12:1 And he began to speak unto them by parables. A certain man planted a vineyard, and set an hedge about it, and digged a place for the winefat, and built a tower, and let it out to husbandmen, and went into a far country.
Luke 20:9 Then began he to speak to the people this parable; A certain man planted a vineyard, and let it forth to husbandmen, and went into a far country for a long time.

Judges 6:2 And the hand of Midian prevailed against Israel: and because of the Midianites the children of Israel made them the dens which are in the mountains, and caves, and strong holds.
1 Samuel 23:29 And David went up from thence, and dwelt in strong holds at Engedi.
Isaiah 33:16 He shall dwell on high: his place of defence shall be the munitions of rocks: bread shall be given him; his waters shall be sure.

FIGURATIVE

2 Samuel 22:2-3 And he said, The LORD is my rock, and my fortress, and my deliverer; 3 The God of my rock; in him will I trust: he is my shield, and the horn of my salvation, my high tower, and my refuge, my saviour; thou savest me from violence.
2 Samuel 22:47 The LORD liveth; and blessed be my rock; and exalted be the God of the rock of my salvation.
Psalm 18:2 The LORD is my rock, and my fortress, and my deliverer; my God, my strength, in whom I will trust; my buckler, and the horn of my salvation, and my high tower.
Psalm 31:3 For thou art my rock and my fortress; therefore for thy name's sake lead me, and guide me.
Psalm 71:3 Be thou my strong habitation, whereunto I may continually resort: thou hast given commandment to save me; for thou art my rock and my fortress.
Psalm 91:2 I will say of the LORD, He is my refuge and my fortress: my God; in him will I trust.
Psalm 144:2 My goodness, and my fortress; my high tower, and my deliverer; my shield, and he in whom I trust; who subdueth my people under me.
Proverbs 18:10 The name of the LORD is a strong tower: the righteous runneth into it, and is safe.
Nahum 1:7 The LORD is good, a strong hold in the day of trouble; and he knoweth them that trust in him.