17 For he was numbered with us, and had obtained part of this ministry.
… 
25 That he may take part of this ministry and apostleship, from which Judas by transgression fell, that he might go to his own place.
But we will give ourselves continually to prayer, and to the ministry of the word.
25 And Barnabas and Saul returned from Jerusalem, when they had fulfilled their ministry, and took with them John, whose surname was Mark.
24 But none of these things move me, neither count I my life dear unto myself, so that I might finish my course with joy, and the ministry, which I have received of the Lord Jesus, to testify the gospel of the grace of God.
19 And when he had saluted them, he declared particularly what things God had wrought among the Gentiles by his ministry.
Therefore seeing we have this ministry, as we have received mercy, we faint not;
18 And all things are of God, who hath reconciled us to himself by Jesus Christ, and hath given to us the ministry of reconciliation;
Giving no offence in any thing, that the ministry be not blamed:
17 And say to Archippus, Take heed to the ministry which thou hast received in the Lord, that thou fulfil it.
But watch thou in all things, endure afflictions, do the work of an evangelist, make full proof of thy ministry.
21 Moreover he sprinkled with blood both the tabernacle, and all the vessels of the ministry.