What is the relationship between OT and NT?

Ephesians Ephesians 2 Psalms Deuteronomy 5 Deuteronomy Nehemiah 9 Exodus Deuteronomy 18 Nehemiah Matthew 26 Jeremiah Hebrews 8 Hebrews Jeremiah 31 Matthew Hebrews 10 Colossians Colossians 2 2 Corinthians 2 Corinthians 3 1 Corinthians 1 Corinthians 10 Romans Hebrews 11 Hebrews 12 Romans 15 Ephesians 1