Here are 4 Bible verses about unwed mothers from the Old and New Testaments of the Holy Bible (King James Version), sorted from most to least relevant.
Romans 8:1 KJV
There is therefore now no condemnation to them which are in Christ Jesus, who walk not after the flesh, but after the Spirit.
Hebrews 10:26 KJV
For if we sin wilfully after that we have received the knowledge of the truth, there remaineth no more sacrifice for sins,
Hebrews 13:4 KJV
Marriage is honourable in all, and the bed undefiled: but whoremongers and adulterers God will judge.
Isaiah 49:1 KJV
Listen, O isles, unto me; and hearken, ye people, from far; The LORD hath called me from the womb; from the bowels of my mother hath he made mention of my name.