'Certain' in the Bible

But know for certain that if you put me to death, you will bring innocent blood on yourselves and on this city and on its inhabitants, for in truth the Lord has sent me to you to speak all these words in your hearing.”

Then some of the elders of the land stood up and spoke to all the assembly of the people, saying,

Then Jehoiakim the king sent men to Egypt: Elnathan the son of Achbor and certain [other] men with him [went] to Egypt.