1 Kings 11:3

And he had seven hundred wives, princesses, and three hundred concubines: and his wives turned away his heart.

2 Samuel 5:13-16

And David took himself more concubines and wives out of Jerusalem, after he was come from Hebron: and there were yet sons and daughters born to David.

Judges 8:30-31

And Gideon had threescore and ten sons, his own offspring: for he had many wives.

Judges 9:5

And he went unto his father's house at Ophrah, and slew his brethren the sons of Jerubbaal, being threescore and ten persons, upon one stone: nevertheless yet Jotham the youngest son of Jerubbaal was left; for he hid himself.

2 Samuel 3:2-5

And unto David were sons born in Hebron: and his firstborn was Amnon, of Ahinoam the Jezreelitess;

2 Chronicles 11:21

And Rehoboam loved Maachah the daughter of Absalom above all his wives and his concubines: (for he took eighteen wives, and threescore concubines; and begat twenty and eight sons, and threescore daughters.)

Ecclesiastes 7:28

Which yet my soul seeks, but I find not: one man among a thousand have I found; but a woman among all those have I not found.

Treasury of Scripture Knowledge

Summary

And he had seven hundred wives, princesses, and three hundred concubines: and his wives turned away his heart.

General references

Bible References

Seven hundred

Judges 8:30
And Gideon had threescore and ten sons, his own offspring: for he had many wives.
Judges 9:5
And he went unto his father's house at Ophrah, and slew his brethren the sons of Jerubbaal, being threescore and ten persons, upon one stone: nevertheless yet Jotham the youngest son of Jerubbaal was left; for he hid himself.
2 Samuel 3:2
And unto David were sons born in Hebron: and his firstborn was Amnon, of Ahinoam the Jezreelitess;
2 Samuel 5:13
And David took himself more concubines and wives out of Jerusalem, after he was come from Hebron: and there were yet sons and daughters born to David.
2 Chronicles 11:21
And Rehoboam loved Maachah the daughter of Absalom above all his wives and his concubines: (for he took eighteen wives, and threescore concubines; and begat twenty and eight sons, and threescore daughters.)
Ecclesiastes 7:28
Which yet my soul seeks, but I find not: one man among a thousand have I found; but a woman among all those have I not found.

General references

Exodus 34:16
And you take of their daughters unto your sons, and their daughters go play the harlot after their gods, and make your sons go play the harlot after their gods.
Judges 3:6
And they took their daughters to be their wives, and gave their daughters to their sons, and served their gods.