Numbers 25:9

but those who died in the plague numbered 24,000.
BSB · Berean Standard Bible
And those that died in the plague were twenty and four thousand.
KJV · King James Version
Those who died by the plague were twenty-four thousand.
WEB · World English Bible
And those that died by the plague were twenty and four thousand.
ASV · American Standard Version

Related passages

From the Treasury of Scripture Knowledge, grouped by the word they explain.

Numbers 25:9
St. Paul reckons only 23,000: Moses includes in the 24,000 he names, the 1,000 men who were slain in consequence of the judicial examination, (ver. 4,) as well as the 23,000 who died of the plague; while St. Paul only refers to the latter.
Numbers 25:4, 5; Numbers 16:49, 50; Deuteronomy 4:3, 4; 1 Corinthians 10:8