6 Bible Verses about Illegitimate Children

A bastard shall not enter into the congregation of the LORD; even to his tenth generation shall he not enter into the congregation of the LORD.

Thus were both the daughters of Lot with child by their father. And the firstborn bore a son and called his name Moab; the same is the father of the Moabites unto this day. And the younger, she also bore a son and called his name Benammi; the same is the father of the sons of Ammon unto this day.

And many days passed and Judah's wife, the daughter of Shuah, died; and Judah was comforted and went up unto his sheepshearers to Timnath, he and his friend Hirah, the Adullamite. And it was told Tamar, saying, Behold, thy father-in-law goes up to Timnath to shear his sheep. And she took off her widow's garments and covered herself with a veil and wrapped herself and sat by the gate to the waters by the way to Timnath, for she saw that Shelah was grown, and she was not given unto him to wife.read more.
When Judah saw her, he thought her to be a harlot because she had covered her face. And he turned unto her by the way and said, Come now, I pray thee, let me come in unto thee (for he knew not that she was his daughter-in-law). And she said, What wilt thou give me that thou may come in unto me? And he said, I will send thee from the sheep a kid from the goats. And she said, Wilt thou give me a pledge until thou send it? Then he said, What pledge shall I give thee? And she said, Thy signet and thy mantel and thy staff that is in thine hand. And he gave them to her, and came in unto her, and she conceived by him. And she arose and went away and took off her veil and put on the garments of her widowhood. And Judah sent the kid by the hand of his friend, the Adullamite, to receive his pledge from the woman's hand; but he did not find her. Then he asked the men of that place, saying, Where is the cult prostitute of the waters by the way side? And they said, There was no cult prostitute in this place. And he returned to Judah and said, I cannot find her; and also the men of the place said that there was no cult prostitute in this place. And Judah said, Let her take the things for herself lest we be shamed; behold, I sent this kid, and thou hast not found her. And it came to pass about three months after, that it was told Judah, saying, Tamar, thy daughter-in-law, has played the harlot; and also, behold, she is with child by whoredom. And Judah said, Bring her forth and let her be burnt. When she was brought forth, she sent to her father-in-law, saying, By the man whose these are, am I with child; and she said, Discern, I pray thee, whose are these, the signet and mantel and staff. Then Judah acknowledged them, and said, She has been more righteous than I because I did not give her to Shelah, my son. And he knew her again no more. And it came to pass in the time of her travail that, behold, twins were in her womb. And it came to pass when she travailed, that the one put out his hand, and the midwife took and bound upon his hand a scarlet thread, saying, This came out first. And it came to pass as he drew back his hand, that, behold, his brother came out; and she said, Why hast thou brought this breach upon thee? Therefore his name was called Pharez. And afterward his brother that had the scarlet thread upon his hand came out, and his name was called Zarah.

Now Jephthah existed then, a Gileadite, a mighty man of valour, the son of a harlot unto whom Gilead had begat a son.

And a stranger shall dwell in Ashdod, and I will cut off the pride of the Philistines.

But if ye are without chastisement, of which all the sons are partakers, then ye are bastards, and not sons.