'Day' in the Bible

because of your partnership in the gospel from the first day until now.

I am sure of this, that He who started a good work in you will carry it on to completion until the day of Christ Jesus.

so that you can approve the things that are superior and can be pure and blameless in the day of Christ,

Hold firmly to the message of life. Then I can boast in the day of Christ that I didn’t run or labor for nothing.

circumcised the eighth day; of the nation of Israel, of the tribe of Benjamin, a Hebrew born of Hebrews; regarding the law, a Pharisee;