'Foundations' in the Bible

Be it known unto the king, that the Jews that came up from thee are come to us unto Jerusalem; they are building the rebellious and the bad city, and have finished the walls, and repaired the foundations.

Then came the same Sheshbazzar, and laid the foundations of the house of God which is in Jerusalem: and since that time even until now hath it been in building, and yet it is not completed.

In the first year of Cyrus the king, Cyrus the king made a decree: Concerning the house of God at Jerusalem, let the house be builded, the place where they offer sacrifices, and let the foundations thereof be strongly laid; the height thereof threescore cubits, and the breadth thereof threescore cubits;