'Prepared' in the Bible

Therefore, {when you have prepared your minds for action} [by] being self-controlled, put your hope completely in the grace that will be brought to you at the revelation of Jesus Christ.

Instead, exalt the Messiah" as Lord in your lives. Always be prepared to give a defense to everyone who asks you to explain the hope you have.

who in the past were disobedient, when God patiently waited in the days of Noah while an ark was being prepared. In it a few—that is, eight people—were saved through water.