Main message: His mercy endures forever.

Bible references:

• V1. "His grace aboundeth more" (Romans 5:20)

• V3. "precious blood" (1 Peter 1:19)

"sins washed away" (Acts 22:16)

• V4. "Redeemer" (Job 19:25)

"Prophet" (Matthew 21:11)

"Priest" (Hebrews 4:14)

"King" (Matthew 27:11)

• V5. "Praising... forever" (Psalm 111:10)

Keywords: wonderful, Savior, Jesus, my Lord, grace, abound, helpless, precious blood, wash away, Redeemer, Prophet, Priest, King, mercy, forgiveness, rejoicing, sing, praising

Interpretation notes:

• This melody is in 6/8 time and has an up-and-down melodic motion. 

• The refrain repeats 'His grace aboundeth more' three times, reaching a climax on the word 'heart' with a fermata.