Romans Road
(the most important, basic stuff, all in one book)
Romans 3:23
for all have sinned and fall short of the glory of God,
Romans 6:23
For the wages of sin is death, but the free gift of God is eternal life in Christ Jesus our Lord.
Romans 5:8
But God demonstrates His own love toward us, in that while we were yet sinners, Christ died for us.
Romans 10:9-10
9 that if you confess with your mouth Jesus as Lord, and believe in your heart that God raised Him from the dead, you will be saved; 10 for with the heart a person believes, resulting in righteousness, and with the mouth he confesses, resulting in salvation.
Romans 10:13
for "WHOEVER WILL CALL ON THE NAME OF THE LORD WILL BE SAVED."