Judges 8:30
"And Gideon had threescore and ten sons of his body begotten: for he had many wives."
Cross References (ranked by relevance)
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: notwithstanding yet Jotham the youngest son of Jerubbaal was left; for he hid himself.
Speak, I pray you, in the ears of all the men of Shechem, Whether is better for you, either that all the sons of Jerubbaal, which are threescore and ten persons, reign over you, or that one reign over you? remember also that I am your bone and your flesh.
Neither shall he multiply wives to himself, that his heart turn not away: neither shall he greatly multiply to himself silver and gold.
And he had seven hundred wives, princesses, and three hundred concubines: and his wives turned away his heart.
And did not he make one? Yet had he the residue of the spirit. And wherefore one? That he might seek a godly seed. Therefore take heed to your spirit, and let none deal treacherously against the wife of his youth.
And he had forty sons and thirty nephews, that rode on threescore and ten ass colts: and he judged Israel eight years.
And all the souls that came out of the loins of Jacob were seventy souls: for Joseph was in Egypt already.
And Ahab had seventy sons in Samaria. And Jehu wrote letters, and sent to Samaria, unto the rulers of Jezreel, to the elders, and to them that brought up Ahab’s children, saying,
All the souls that came with Jacob into Egypt, which came out of his loins, besides Jacob’s sons’ wives, all the souls were threescore and six;
And he had thirty sons, and thirty daughters, whom he sent abroad, and took in thirty daughters from abroad for his sons. And he judged Israel seven years.
And Noah went in, and his sons, and his wife, and his sons’ wives with him, into the ark, because of the waters of the flood.
Therefore shall a man leave his father and his mother, and shall cleave unto his wife: and they shall be one flesh.
And he had thirty sons that rode on thirty ass colts, and they had thirty cities, which are called Havothjair unto this day, which are in the land of Gilead.