Not the ‘official’ lyrics but those sung by Sandy at The LA Troubadour in 1974.
Mama, take this badge from off of me
I can’t use it anymore.
Long black cloud is hanging over me
And I feel like I’m knock, knockin’ on heaven’s door.
Knock, knock, knockin’ on heaven’s door
Knock, knock, knockin’ on heaven’s door
I feel I’m knockin’ on heaven’s door
Knock, knock, knockin’ on heaven’s door
Mama, bury my guns down in the ground
I can’t use ‘em anymore.
Long black cloud is comin’ down
I feel I’m knock, knock, knockin’ on heaven’s door.
Knock, knock, knockin’ on heaven’s door
Knock, knock, knockin’ on heaven’s door
Knock, knock, knockin’ on heaven’s door
Knock, knock, knockin’ on heaven’s door
Knock, knock, knockin’
I feel like I’m, I feel I’m knockin’ on heaven’s door
Ooh – I feel I’m knock, knock, knockin’ on heaven’s door
Bob Dylan