Mark 3:14

And he appointed twelve men, so that they might be with him, and that he might send them forth to preach,

Luke 9:1-6

And having summoned the twelve, he gave them power and authority over all demons, and to heal diseases.

Luke 10:1-11

Now after these things the Lord also appointed seventy other men, and sent them by twos before his face into every city and place where he himself was going to come.

Luke 24:47

and to proclaim in his name repentance and remission of sins for all the nations, having begun from Jerusalem.

John 15:16

Ye did not choose out me, but I chose out you, and appointed you, so that ye should go and bear fruit, and that your fruit may remain, so that anything whatever ye may ask of the Father in my name, he may give you.

Acts 1:8

But ye will receive the power of the Holy Spirit that comes upon you. And ye will be witnesses to me both in Jerusalem, and in all Judea and Samaria, and as far as of the extremity of the earth.

Acts 1:24-25

And having prayed, they said, Thou, Lord, knowing the hearts of all men, show which one of these two thou have chosen

Galatians 1:1

Paul, an apostle (not from men, nor through man, but through Jesus Christ and God the Father who raised him from the dead),

Galatians 1:15-20

But when it pleased God who separated me from my mother's belly, and called me through his grace,

Treasury of Scripture Knowledge

Summary

And he ordained twelve, that they should be with him, and that he might send them forth to preach,

Bible References

He ordained

John 15:16
Ye did not choose out me, but I chose out you, and appointed you, so that ye should go and bear fruit, and that your fruit may remain, so that anything whatever ye may ask of the Father in my name, he may give you.
Acts 1:24
And having prayed, they said, Thou, Lord, knowing the hearts of all men, show which one of these two thou have chosen
Galatians 1:1
Paul, an apostle (not from men, nor through man, but through Jesus Christ and God the Father who raised him from the dead),

And

Luke 9:1
And having summoned the twelve, he gave them power and authority over all demons, and to heal diseases.
Luke 10:1
Now after these things the Lord also appointed seventy other men, and sent them by twos before his face into every city and place where he himself was going to come.
Luke 24:47
and to proclaim in his name repentance and remission of sins for all the nations, having begun from Jerusalem.
Acts 1:8
But ye will receive the power of the Holy Spirit that comes upon you. And ye will be witnesses to me both in Jerusalem, and in all Judea and Samaria, and as far as of the extremity of the earth.