James 2:10

For whoever keeps the whole law and yet stumbles in one point, he has become guilty of all.

Galatians 3:10

For as many as are of the works of the Law are under a curse; for it is written, “Cursed is everyone who does not abide by all things written in the book of the law, to perform them.”

Deuteronomy 27:26

Cursed is he who does not confirm the words of this law by doing them.’ And all the people shall say, ‘Amen.’

Matthew 5:18-19

For truly I say to you, until heaven and earth pass away, not the smallest letter or stroke shall pass from the Law until all is accomplished.

Treasury of Scripture Knowledge

Summary

For whosoever shall keep the whole law, and yet offend in one point, he is guilty of all.

General references

Bible References

Whosoever

Deuteronomy 27:26
Cursed is he who does not confirm the words of this law by doing them.’ And all the people shall say, ‘Amen.’
Matthew 5:18
For truly I say to you, until heaven and earth pass away, not the smallest letter or stroke shall pass from the Law until all is accomplished.
Galatians 3:10
For as many as are of the works of the Law are under a curse; for it is written, “Cursed is everyone who does not abide by all things written in the book of the law, to perform them.”

General references

Deuteronomy 5:18
You shall not commit adultery.
Deuteronomy 6:25
It will be righteousness for us if we are careful to observe all this commandment before the Lord our God, just as He commanded us.