Hebrews 10:28

When a man disregarded the Law of Moses, he was, on the evidence of two or three witnesses, put to death without pity.

Hebrews 2:2

For, if the Message which was delivered by angels had its authority confirmed, so that every offence against it, or neglect of it, met with a fitting requital,

Matthew 18:16

But, if he does not listen to you, take with you one or two others, so that 'on the evidence of two or three witnesses, every word may be put beyond dispute.'

John 8:17

Why, in your own Law it is said that the testimony of two persons is trustworthy.

Romans 9:15

For his words to Moses are-'I will take pity on whom I take pity, and be merciful to whom I am merciful.'

2 Corinthians 13:1

For the third time I am coming to see you. 'By the word of two or three witnesses each statement shall be established.'

James 2:13

For there will be justice without mercy for him who has not acted mercifully. Mercy triumphs over Justice.

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 Message which was delivered by angels had its authority confirmed, so that every offence against it, or neglect of it, met with a fitting requital,

Without

Romans 9:15
For his words to Moses are-'I will take pity on whom I take pity, and be merciful to whom I am merciful.'
James 2:13
For there will be justice without mercy for him who has not acted mercifully. Mercy triumphs over Justice.

Under

Matthew 18:16
But, if he does not listen to you, take with you one or two others, so that 'on the evidence of two or three witnesses, every word may be put beyond dispute.'
John 8:17
Why, in your own Law it is said that the testimony of two persons is trustworthy.
2 Corinthians 13:1
For the third time I am coming to see you. 'By the word of two or three witnesses each statement shall be established.'

General references

Matthew 7:27
The rain poured down, the rivers rose, the winds blew and struck against that house, and it fell; and great was its downfall."
Matthew 24:21
for that will be 'a time of great distress, the like of which has not occurred from the beginning of the world down to the present time'--no, nor ever will again.
Mark 3:28
I tell you that men will be forgiven everything--their sins, and all the slanders that they utter;
Luke 3:9
Already, indeed, the axe is lying at the root of the trees. Therefore every tree that fails to bear good fruit will be cut down and thrown into the fire."
Luke 12:10
Every one who shall say anything against the Son of Man will be forgiven, but for him who slanders the Holy Spirit there will be no forgiveness.
John 16:9
As to Sin, for men do not believe in me;