1 Corinthians 4:2

Moreover it is required in stewards, that a man be found faithful.

2 Corinthians 2:17

For we are not as many, who adulterate the word of God; but as of sincerity, but as from God, in the sight of God, speak we in Christ.

2 Corinthians 5:20

Therefore we are embassadors for Christ, as though God were intreating by us: we beseech you, in Christ's stead, be ye reconciled to God.

1 Timothy 1:12

And I thank Christ Jesus our Lord, who hath enabled me, in that he accounted me faithful,

2 Timothy 2:2

And the things which thou hast heard from me before many witnesses, these commit to faithful men, who will be able to teach others also.

Treasury of Scripture Knowledge

Summary

A wicked messenger falleth into mischief: but a faithful ambassador is health.

Bible References

Wicked

2 Corinthians 2:17
For we are not as many, who adulterate the word of God; but as of sincerity, but as from God, in the sight of God, speak we in Christ.