2 Corinthians 11:15

11:15 Therefore it is not surprising his servants also disguise themselves as servants of righteousness, whose end will correspond to their actions.

2 Corinthians 6:4

6:4 But as God’s servants, we have commended ourselves in every way, with great endurance, in persecutions, in difficulties, in distresses,

2 Corinthians 3:6

3:6 who made us adequate to be servants of a new covenant not based on the letter but on the Spirit, for the letter kills, but the Spirit gives life.

2 Corinthians 11:23

11:23 Are they servants of Christ? (I am talking like I am out of my mind!) I am even more so: with much greater labors, with far more imprisonments, with more severe beatings, facing death many times.