1 Corinthians 7:16

For how knowest thou o woman, whether thou shalt save that man or no? Other, how knowest thou o man, whether thou shalt save that woman or no?

Romans 11:14

that I might provoke them which are my flesh: and might save some of them.

Proverbs 11:30

The fruit of the righteous is as the tree of life; a wise man also winneth men's souls.

Luke 15:10

Likewise I say unto you, Joy is made in the presence of the angels of God over one sinner that repenteth."

1 Corinthians 9:22

To the weak became I as weak, to win the weak. In all thing I fashioned myself to all men, to save, at the leastway, some.

1 Timothy 4:16

Take heed unto thyself and unto learning, and continue therein. For if thou shalt so do, thou shalt save thyself, and them that hear thee.

James 5:19-20

Brethren if any of you err from the truth, and another convert him,

1 Peter 3:1-2

Likewise, let the wives be in subjection to their husbands, that even they which believe not the word, may without the word be won by the conversation of the wives:

Treasury of Scripture Knowledge

Summary

For what knowest thou, O wife, whether thou shalt save thy husband? or how knowest thou, O man, whether thou shalt save thy wife?

Bible References

O wife

1 Corinthians 9:22
To the weak became I as weak, to win the weak. In all thing I fashioned myself to all men, to save, at the leastway, some.
Proverbs 11:30
The fruit of the righteous is as the tree of life; a wise man also winneth men's souls.
Luke 15:10
Likewise I say unto you, Joy is made in the presence of the angels of God over one sinner that repenteth."
1 Timothy 4:16
Take heed unto thyself and unto learning, and continue therein. For if thou shalt so do, thou shalt save thyself, and them that hear thee.
James 5:19
Brethren if any of you err from the truth, and another convert him,
1 Peter 3:1
Likewise, let the wives be in subjection to their husbands, that even they which believe not the word, may without the word be won by the conversation of the wives: