'Fortified' in the Bible

As soon as Pharaoh's daughter arrived from the City of David to live in her house that Solomon had built for her, then he fortified the terrace ramparts in the City of David.

Later on, Jeroboam fortified Shechem in the hill country of Ephraim and lived there. He also expanded from there and built Penuel.

The rest of Asa's accomplishments, his strength, everything that he undertook, and the cities that he fortified are written in the Book of the Chronicles of the Kings of Judah, are they not? However, as he approached old age, he became diseased in his feet.

He bought the hill of Samaria from Shemer for two talents of silver, fortified the hill, and named the city Samaria after Shemer, the former owner of the hill.