'Willingly' in the Bible

"That the leaders took the lead in Israel, that the people offered themselves willingly, bless the LORD!

My heart goes out to the commanders of Israel who offered themselves willingly among the people. Bless the LORD.

And they answered, "We will willingly give them." And they spread a garment, and every man cast in it the earrings of his spoil.

And the chief fathers and princes of the tribes of Israel, and the captains of thousands and of hundreds, and the comptrollers of the king's business, offered willingly.

And the people rejoiced because they offered willingly, for with perfect heart they offered willingly to Jehovah; and David the king also rejoiced with great joy.

But who am I, and what is my people, that we should be able to offer willingly after this manner? for all is of thee, and of that which is from thy hand have we given thee.

And I know, my God, that thou triest the heart, and hast pleasure in uprightness. In the uprightness of my heart have I willingly offered all these things; and now have I seen with joy thy people, which are present here, offer willingly to thee.

and next to him, Amasiah the son of Zichri, who willingly offered himself to Jehovah; and with him two hundred thousand mighty men of valour.

And all they that were about them strengthened their hands with articles of silver, with gold, with goods, and with beasts, and with precious things, besides all that was willingly offered.

and afterwards the continual burnt-offering, and those of the new moons, and of all the set feasts of Jehovah that were consecrated, and of every one that willingly offered a voluntary offering to Jehovah.

and all the silver and gold that thou canst find in all the province of Babylon, besides the voluntary offering of the people, and of the priests, who offer willingly for the house of their God which is at Jerusalem.

And the people blessed all the men that willingly offered themselves to dwell in Jerusalem.

She seeketh wool and flax, and worketh willingly with her hands.

for he doth not willingly afflict or grieve the children of men.

shepherd the flock of God which is among you, exercising oversight, not by necessity, but willingly; not for base gain, but readily;