 <translate> The relevant sentence in the passage is: "Knockin' on Heaven's Door" is a song written and sung by Bob Dylan, for the soundtrack of the 1973 film Pat Garrett and Billy the Kid.
So, the answer is Bob Dylan. <yor> Ọ̀rọ̀ tí ó yẹ nínú àyọkà náà ni: "Knockin' on Heaven's Door" jẹ́ orin tí Bob Dylan kọ, tí ó sì kọ, fún orin orin ti fíìmù Pat Garrett and Billy the Kid ti ọdún 1973. Nítorí náà, ìdáhùn náà ni Bob Dylan. 