1 Corinthians 7:16

For how knowest thou, O wife, but thou shalt save thy husband? and how knowest thou, O husband, but thou shalt save thy wife?

Romans 11:14

if by any means I might provoke to jealousy my flesh, and save some of them.

Luke 15:10

Even so, I tell you, there is joy among the angels of God, over one repentant sinner.

1 Corinthians 9:22

I became to the weak as weak, that I might gain the weak; I became all things to all men, that by every means I might save some.

1 Timothy 4:16

Take heed unto thyself, and to thy doctrine; abide in them: for so doing thou shalt both save thyself, and those who hear thee.

James 5:19-20

Brethren, if any man among you should have erred from the truth, and one convert him;

1 Peter 3:1-2

LIKEWISE, ye wives, be in subjection to your own husbands; that, even if some obey not the word, by their wives' conduct without the word, they may be won over;

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, that I might gain the weak; I became all things to all men, that by every means I might save some.
Luke 15:10
Even so, I tell you, there is joy among the angels of God, over one repentant sinner.
1 Timothy 4:16
Take heed unto thyself, and to thy doctrine; abide in them: for so doing thou shalt both save thyself, and those who hear thee.
James 5:19
Brethren, if any man among you should have erred from the truth, and one convert him;
1 Peter 3:1
LIKEWISE, ye wives, be in subjection to your own husbands; that, even if some obey not the word, by their wives' conduct without the word, they may be won over;