Deuteronomy 16:17

each according to the gift of his hand, according to the blessing of Jehovah thy God, which He hath given to thee.

Deuteronomy 16:10

and thou hast made the feast of weeks to Jehovah thy God, a tribute of a free-will offering of thy hand, which thou dost give, as Jehovah thy God doth bless thee.

2 Corinthians 8:12

for if the willing mind is present, according to that which any one may have it is well-accepted, not according to that which he hath not;

Leviticus 27:8

'And if he is poorer than thy valuation, then he hath presented himself before the priest, and the priest hath valued him; according to that which the hand of him who is vowing doth reach doth the priest value him.

Ezra 2:63

and the Tirshatha saith to them, that they eat not of the most holy things till the standing up of a priest with Urim and with Thummim.

Mark 12:41-44

And Jesus having sat down over-against the treasury, was beholding how the multitude do put brass into the treasury, and many rich were putting in much,

2 Corinthians 9:6-7

And this: He who is sowing sparingly, sparingly also shall reap; and he who is sowing in blessings, in blessings also shall reap;

Treasury of Scripture Knowledge

Summary

Every man shall give as he is able, according to the blessing of the LORD thy God which he hath given thee.

Bible References

As he is able

Deuteronomy 16:10
and thou hast made the feast of weeks to Jehovah thy God, a tribute of a free-will offering of thy hand, which thou dost give, as Jehovah thy God doth bless thee.
Leviticus 27:8
'And if he is poorer than thy valuation, then he hath presented himself before the priest, and the priest hath valued him; according to that which the hand of him who is vowing doth reach doth the priest value him.
Ezra 2:63
and the Tirshatha saith to them, that they eat not of the most holy things till the standing up of a priest with Urim and with Thummim.
Mark 12:41
And Jesus having sat down over-against the treasury, was beholding how the multitude do put brass into the treasury, and many rich were putting in much,
2 Corinthians 8:12
for if the willing mind is present, according to that which any one may have it is well-accepted, not according to that which he hath not;
2 Corinthians 9:6
And this: He who is sowing sparingly, sparingly also shall reap; and he who is sowing in blessings, in blessings also shall reap;