You shall not commit adultery

People married for extending their business or rule; then they married for passion
Jesus - permanence of marriage; disciples better not to marry

References

• https://biblehub.com/hebrew/strongs_5003.htm
• https://biblehub.com/exodus/20-14.htm
• https://biblehub.com/leviticus/20-10.htm
• https://biblehub.com/commentaries/exodus/20-14.htm
• https://biblehub.com/matthew/5.htm#27
• https://biblehub.com/romans/13.htm#9