Numbers 16:49

But those who died in the plague were 14,700, besides those who died because of Korah.

Numbers 25:9

Nevertheless, those [Israelites] who died in the plague numbered 24,000.

Numbers 16:32-35

and the earth opened its mouth and swallowed them and their households, and all the men who supported Korah, with all their possessions.

1 Chronicles 21:14

So the Lord sent a plague on Israel, and 70,000 men of Israel fell.

Hebrews 2:1-3

For this reason [that is, because of God’s final revelation in His Son Jesus and because of Jesus’ superiority to the angels] we must pay much closer attention than ever to the things that we have heard, so that we do not [in any way] drift away from truth.

Hebrews 10:28-29

Anyone who has ignored and set aside the Law of Moses is put to death without mercy on the testimony of two or three witnesses.

Hebrews 12:25

See to it that you do not refuse [to listen to] Him who is speaking [to you now]. For if those [sons of Israel] did not escape when they refused [to listen to] him who warned them on earth [revealing God’s will], how much less will we escape if we turn our backs on Him who warns from heaven?

Treasury of Scripture Knowledge

Summary

Now they that died in the plague were fourteen thousand and seven hundred, beside them that died about the matter of Korah.

General references

Bible References

Fourteen thousand

Numbers 16:32
and the earth opened its mouth and swallowed them and their households, and all the men who supported Korah, with all their possessions.
Numbers 25:9
Nevertheless, those [Israelites] who died in the plague numbered 24,000.
1 Chronicles 21:14
So the Lord sent a plague on Israel, and 70,000 men of Israel fell.
Hebrews 2:1
For this reason [that is, because of God’s final revelation in His Son Jesus and because of Jesus’ superiority to the angels] we must pay much closer attention than ever to the things that we have heard, so that we do not [in any way] drift away from truth.
Hebrews 10:28
Anyone who has ignored and set aside the Law of Moses is put to death without mercy on the testimony of two or three witnesses.
Hebrews 12:25
See to it that you do not refuse [to listen to] Him who is speaking [to you now]. For if those [sons of Israel] did not escape when they refused [to listen to] him who warned them on earth [revealing God’s will], how much less will we escape if we turn our backs on Him who warns from heaven?

General references

Numbers 12:13
So Moses cried out to the Lord, saying, “Heal her please, O God, I plead with You!”
Deuteronomy 28:21
The Lord will make the pestilence and plague cling to you until He has consumed and eliminated you from the land which you are entering to possess.