Salvation, Forgiveness, Eternal Life, Heaven. What does it all mean

Walk with me through the scriptures and learn what is meant by: Salvation, Forgiveness, Eternal Life Heaven. Have you ever wondered if a person can really KNOW for sure they are going to Heaven Have you ever wanted to know what it means to be forgiven by God When a Christian asks, are you SAVED what do they mean SCRIPTURES: Matthew 7:14 The Narrow Gate Romans 3:23 All have sinned John 3:16 God so loved the world John 14: 16 I Am the Way, the truth and the Life. ... 2 Corinthians 5:1421 We become the righteousness of God in Christ Galatians 2:1921 We cannot earn or do enough good to be forgiven by God. Ephesians 2: 8 9 Grace alone provides for our forgiveness eternal life.