'Completion' in the Bible

And in the first year of Cyrus king of Persia, at the completion of the word of Jehovah from the mouth of Jeremiah, hath Jehovah waked up the spirit of Cyrus king of Persia, and he causeth an intimation to pass over into all his kingdom, and also in writing, saying,

The elders of the Jews continued building and prospering, while at the same time Haggai the prophet and Zechariah the son of Iddo continued prophesying. They built and brought it to completion by the command of the God of Israel and by the command of Cyrus and Darius and Artaxerxes king of Persia.

And at the completion of these things, drawn nigh unto me have the heads, saying, 'The people of Israel, and the priests, and the Levites, have not been separated from the peoples of the lands, as to their abominations, even the Canaanite, the Hittite, the Perizzite, the Jebusite, the Ammonite, the Moabite, the Egyptian, and the Amorite,