Eventually, the recording ended up on an iPhone belonging to someone attending a conference at Bethel Church in California.
Many tutorials and simplified sheet music use the Key of C or G for ease of play on piano and guitar.
Usually a clean electric guitar arpeggio. On the sheet music, look for "Moderately driving" at the top left. Do not rush the eighth notes. The Verse 1: "You who did not spare Your only Son..."
"Amazing Grace (My Chains Are Gone)" Phil Wickham sheet music
The sheet music often indicates a flowing, arpeggiated style for the verses. However, the "hook" of the song is the unison rhythm played by the band. When you reach the Chorus ("This is amazing grace..."), you must switch from a flowing style to a rhythmic, percussive style. Look for indications in your sheet music like “driving” or “staccato” to guide your touch.