All redeemed persons are called saints according to the Bible. To sanctify means to separate. God’s work of sanctification means that we are separated as God’s people and made holy.
We are no longer our own, we are children of God himself. We are saints in Christ and are called to live our lives in righteousness and inner peace. We’ve been taken care of and now its our time to fulfill the Great Commission, Go therefore and make disciples of all nations baptizing them in the name of the Father, Son and Spirit and teaching them to obey all I have commanded.
To all in Rome who are loved by God and called to be his holy people: Grace and peace to you from God our Father and from the Lord Jesus Christ.
Now, however, I am on my way to Jerusalem in the service of the Lord’s people there. 26 For Macedonia and Achaia were pleased to make a contribution for the poor among the Lord’s people in Jerusalem.
Paul, an apostle of Christ Jesus by the will of God, and Timothy our brother, To the church of God in Corinth, together with all his holy people throughout Achaia:
-2 Corinthians 1:1
Paul, an apostle of Christ Jesus by the will of God, To God’s holy people in Ephesus,[a] the faithful in Christ Jesus:
To the church of God in Corinth, to those sanctified in Christ Jesus and called to be his holy people, together with all those everywhere who call on the name of our Lord Jesus Christ—their Lord and ours:
-1 Corinthians 1:2