'Ruins' in the Bible

I have set the point of the sword against all their gates, that their heart may faint, and their ruins be multiplied: ah! it is made bright, it is wrapped up for the slaughter.

In that day will I raise up the tabernacle of David that is fallen, and close up the breaches thereof; and I will raise up his ruins, and I will build it as in the days of old:

After this I will return, and will build again the tabernacle of David, which is fallen down; and I will build again the ruins thereof, and I will set it up: