Hebrews 10:28

If any one that violateth the law of Moses, dieth without mercy under two or three witnesses,

Hebrews 2:2

For if the word spoken by angels was stedfast, and every transgression and disobedience received it's just recompence;

Matthew 18:16

but if he regard thee not, take with thee one or two more, that in the mouth of two or three witnesses every word may be established.

John 8:17

And it is written in your own law, that the testimony of two persons is valid.

Romans 9:15

God forbid! For He saith to Moses, "I will have mercy on whom I will have mercy, and I will have compassion on whom I will have compassion."

2 Corinthians 13:1

This, I say, is the third time I am coming to you: and at the mouth of two or three witnesses shall every word be established.

James 2:13

For he shall have judgement without mercy, that hath not shewn mercy: but mercy triumpheth over judgement.

Treasury of Scripture Knowledge

Summary

He that despised Moses' law died without mercy under two or three witnesses:

Despised

Bible References

Despised

Hebrews 2:2
For if the word spoken by angels was stedfast, and every transgression and disobedience received it's just recompence;

Without

Romans 9:15
God forbid! For He saith to Moses, "I will have mercy on whom I will have mercy, and I will have compassion on whom I will have compassion."
James 2:13
For he shall have judgement without mercy, that hath not shewn mercy: but mercy triumpheth over judgement.

Under

Matthew 18:16
but if he regard thee not, take with thee one or two more, that in the mouth of two or three witnesses every word may be established.
John 8:17
And it is written in your own law, that the testimony of two persons is valid.
2 Corinthians 13:1
This, I say, is the third time I am coming to you: and at the mouth of two or three witnesses shall every word be established.

General references

Matthew 7:27
and the rain fell upon it, and the floods came, and the winds blew, and beat upon that house, and it fell, and the fall thereof was great.
Matthew 24:21
for there shall be then great affliction, such as has not been from the beginning of the world unto this time, no, nor ever shall be.
Mark 3:28
Verily I tell you, that all sins shall be forgiven to the sons of men, and blasphemies wherewith they may blaspheme:
Luke 3:9
And now the ax is laid to the root of the trees: every tree therefore which doth not yield good fruit, is cut down and cast into the fire.
Luke 12:10
And whosoever shall speak a word against the Son of man, it may be forgiven him; but unto him, that blasphemeth the holy Spirit, it shall not be forgiven.
John 16:9
of sin, because they believe not on me;