1 Corinthians 7:16

For what knowest thou, O wife, if thou shalt save thy husband? or what knowest thou, O husband, if thou shalt save thy wife?

Romans 11:14

if by any means I shall provoke to jealousy them which are my flesh, and shall save some from among them.

Proverbs 11:30

The fruit of the righteous is a tree of life; and the wise winneth souls.

Luke 15:10

Thus, I say unto you, there is joy before the angels of God for one repenting sinner.

1 Corinthians 9:22

I became to the weak, as weak, in order that I might gain the weak. To all I have become all things, in order that at all events I might save some.

1 Timothy 4:16

Give heed to thyself and to the teaching; continue in them; for, doing this, thou shalt save both thyself and those that hear thee.

James 5:19-20

My brethren, if any one among you err from the truth, and one bring him back,

1 Peter 3:1-2

Likewise, wives, be subject to your own husbands, that, even if any are disobedient to the word, they may be gained without the word 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
I became to the weak, as weak, in order that I might gain the weak. To all I have become all things, in order that at all events I might save some.
Proverbs 11:30
The fruit of the righteous is a tree of life; and the wise winneth souls.
Luke 15:10
Thus, I say unto you, there is joy before the angels of God for one repenting sinner.
1 Timothy 4:16
Give heed to thyself and to the teaching; continue in them; for, doing this, thou shalt save both thyself and those that hear thee.
James 5:19
My brethren, if any one among you err from the truth, and one bring him back,
1 Peter 3:1
Likewise, wives, be subject to your own husbands, that, even if any are disobedient to the word, they may be gained without the word by the conversation of the wives,