The Bible is the inspired Word of God. 2 Timothy 3:16 

 

There are three persons in the One Godhead-Father, Son and Holy Spirit. 
Deuteronomy 6:4, Genesis 1:26,     John1:1, Philippians 2:5-6, Hebrews 1:1-3, 1John 5:7

 

The Lord Jesus was born of the virgin Mary and conceived of the Holy Spirit of God.
Luke 1:31,Isaiah 7:14, Matthew 1:18, Luke 1:34

 

The Lord Jesus Christ in the eternal purpose of God died upon the cross and was raised from among the dead by the glory of the Father.
Acts 2:23, Acts 2:32, Romans 6:4

 

Through the death and shedding of the blood of Jesus Christ, the sinner can be saved and cleansed from their sins. 1 John 1:7, 2 Corinthians 5:21, 1 John 4:10

 

Each individual descended from Adam is a sinner by nature in God's eyes.
Romans 5:12, Romans 3:23,   Romans 3:10

 

Once a person has repented of their sin and trusted Christ as Lord and Saviour, that person can never lose their Salvation.
John 3:16, John 3:36,  1 John 5:12