'Choosing' in the Bible

“How can I answer Him [and plead my case],Choosing my words [to reason] with Him?

“Shall God’s retribution [for your sins] be on your terms, because you refuse to accept it?For you must do the choosing, and not I;Therefore say what you [truthfully] know.

[choosing you for Myself and] rescuing you from the Jewish people and from the Gentiles, to whom I am sending you,