Romans 7:3

So then, if, while her husband lives, she be married to another man, she shall be called an adulteress. But if her husband die, she is free from the law; so that she is not an adulteress, though she be married to another man.

Matthew 5:32

But I say to you, Whoever shall put away his wife, unless on account of lewdness, causes her to commit adultery: and whoever marries her that is divorced, commits adultery.

Mark 10:6-12

But from the beginning of the creation, God made them male and female.

John 8:3-5

And the scribes and Pharisees brought to him a woman who had been detected in adultery; and they made her stand in the midst,

1 Timothy 5:11-14

But the younger widows reject: for when they become wanton against the Christ, they desire to marry,

Treasury of Scripture Knowledge

Summary

So then if, while her husband liveth, she be married to another man, she shall be called an adulteress: but if her husband be dead, she is free from that law; so that she is no adulteress, though she be married to another man.

General references

Bible References

So then

Matthew 5:32
But I say to you, Whoever shall put away his wife, unless on account of lewdness, causes her to commit adultery: and whoever marries her that is divorced, commits adultery.
Mark 10:6
But from the beginning of the creation, God made them male and female.
John 8:3
And the scribes and Pharisees brought to him a woman who had been detected in adultery; and they made her stand in the midst,

Though

1 Timothy 5:11
But the younger widows reject: for when they become wanton against the Christ, they desire to marry,

General references

Mark 10:9
Therefore, what God has joined together, let not man put asunder.