Exodus 35:5
Take ye from among you an offering unto the LORD; whoever is of a willing heart, let him bring it, an offering of the LORD: gold, silver, brass;
Exodus 25:2-7
Speak unto the sons of Israel that they bring me an offering; of every man that gives it willingly with his heart ye shall take my offering.
Judges 5:9
My heart is toward the princes of Israel, those that offered themselves willingly among the people. Bless ye the LORD.
Psalm 110:3
Thy people shall be willing in the day of thy power, in the beauty of holiness; as the dew which falls from the womb of the morning, thus shall those who are thine be born unto thee.
Mark 12:41-44
And with Jesus sitting in front of the ark of the offering, he beheld how the people cast money into the ark and many that were rich cast in much.
2 Corinthians 8:11-12
Now therefore finish the doing of it that as there was a readiness to will, so there may also be a performance out of that which ye have.
2 Corinthians 9:7
Each one according as they purpose in their heart, so let them give, not grudgingly or of necessity; for God loves a cheerful giver.