Matthew 10:8
Heal the sick; raise the dead; cleanse the lepers; cast oat demons; freely ye received, freely give.
Acts 8:18-20
Now Simon, seeing that through the laying on of the apostles' hands the Holy Spirit was given, offered them money,
Acts 20:33-35
I coveted no one's silver, or gold, or apparel.
1 Corinthians 6:12
All things are lawful for me; but all are not profitable. All things are lawful for me; but I will not be brought under the control of any.
1 Corinthians 10:32-33
Give no occasion of stumbling, either to Jews or Greeks, or to the assembly of God:
2 Corinthians 11:9-10
and, being present with you, and being in want, I was a burden to no one; for the brethren, coming from Macedonia, supplied my lack; and in everything I kept myself from being burdensome to you, and so will keep myself.
2 Corinthians 12:14
Behold, this third time I am ready to come to you, and I will not be burdensome to you; for I seek not yours, but you; for the children ought not to lay up for the parents, but the parents for the children.