Salvation of a loved one

1 Peter 3:9

Not rendering evil for evil, or railing for railing: but contrawise blessing; knowing that ye are there unto called, that ye should inherit a blessing.

Acts 16:31

And they said, Believe on the Lord Jesus Christ, and thou shalt be saved, and thy house.

Psalm 37:4-5

Delight thyself also in the Lord; and he shall give thee the desires of thine heart.
Commit thy way unto the Lord; trust also in him; and he shall bring it to pass.

2 Corinthians 10:3-5

For though we walk in the flesh, we do not war after the flesh: (for the weapons of our warfare are not carnal, but mighty through God to the pulling down of strong holds;) Casting down imaginations, and every high thing that exalteth itself against the knowledge of God, and bringing into captivity every thought to the obedience of Christ;

Proverbs 2:10-11

When wisdom entereth into thine heart, and knowledge is pleasant unto thy soul; Discretion shall preserve thee, understanding shall keep thee: