Ezra 1:4

And whoever may remain of all the places where they remained a stranger, let the men of his place help him with silver and with gold and with goods and with beasts, with freewill gifts for the house of God that is in Jerusalem.

1 Chronicles 29:3

Moreover, because I have my delight in the house of my God, I have in my own treasury, gold and silver, which I have given to the house of my God, over and above all that I have prepared for the house of the sanctuary:

1 Chronicles 29:9

Then the people rejoiced to have offered willingly because with perfect heart they offered willingly to the LORD. Likewise, David the king rejoiced with great joy

1 Chronicles 29:17

I know also, my God, that thou dost try the heart, and hast pleasure in uprightness. As for me, in the uprightness of my heart I have willingly offered all these things; and now have I seen with joy that thy people, who are present here, have given willingly unto thee.

Ezra 2:68-70

And some of the heads of the fathers, when they came to the house of the LORD which was at Jerusalem, offered freely for the house of God to set it up in his place.

Ezra 7:16-18

and all the silver and gold that thou canst find in all the province of Babylon, with the freewill offering of the people and of the priests, who offer willingly for the house of their God which is in Jerusalem;

Ecclesiastes 4:9-10

Two are better than one because they have a better reward for their labour.

Acts 24:17

Now after many years I came to bring alms to my nation and offerings.

Galatians 6:2

Bear ye one another's burdens and so fulfil the law of the Christ.

3 John 1:6-8

who have borne witness of thy charity before the congregation , whom if thou wilt help them as is convenient according to God, thou shalt do well;

Treasury of Scripture Knowledge

Summary

And whosoever remaineth in any place where he sojourneth, let the men of his place help him with silver, and with gold, and with goods, and with beasts, beside the freewill offering for the house of God that is in Jerusalem.

Bible References

Let the men

Ezra 7:16
and all the silver and gold that thou canst find in all the province of Babylon, with the freewill offering of the people and of the priests, who offer willingly for the house of their God which is in Jerusalem;
Acts 24:17
Now after many years I came to bring alms to my nation and offerings.
3 John 1:6
who have borne witness of thy charity before the congregation , whom if thou wilt help them as is convenient according to God, thou shalt do well;

Help him

Ecclesiastes 4:9
Two are better than one because they have a better reward for their labour.
Galatians 6:2
Bear ye one another's burdens and so fulfil the law of the Christ.

The freewill

Ezra 2:68
And some of the heads of the fathers, when they came to the house of the LORD which was at Jerusalem, offered freely for the house of God to set it up in his place.
1 Chronicles 29:3
Moreover, because I have my delight in the house of my God, I have in my own treasury, gold and silver, which I have given to the house of my God, over and above all that I have prepared for the house of the sanctuary: