'Certain' in the Bible

Now when Rehoboam's position as king had been made certain, and he was strong, he gave up the law of the Lord, and all Israel with him.

And certain foolish and good-for-nothing men were joined with him, and made themselves strong against Rehoboam, the son of Solomon, when he was young and untested and not able to keep them back.

And a certain man sent an arrow from his bow without thought of its direction, and gave the king of Israel a wound where his breastplate was joined to his clothing; so he said to the driver of his war-carriage, Go to one side and take me away out of the army, for I am badly wounded.

Then in Jerusalem he gave authority to certain of the Levites and the priests and the heads of families of Israel to give decisions for the Lord, and in the causes of those living in Jerusalem.

Then certain of the heads of the children of Ephraim, Azariah, the son of Johanan, Berechiah, the son of Meshillemoth Jehizkiah, the son of Shallum, and Amasa the son of Hadlai, put themselves against those who had come from the war,

And made prayer to him; and in answer to his prayer God let him come back to Jerusalem and to his kingdom. Then Manasseh was certain that the Lord was God.