Though not comic cover art, below are links to images for each of the ‘end of episode credit art’ - from season one…

Chapter 1 : (doesn’t have a chapter title) - https://imgur.com/gallery/fPmjyWM
Chapter 2 : The Child - https://imgur.com/gallery/gke2oaT
Chapter 3 : The Sin - https://imgur.com/a/Tx4Nrcg
Chapter 4 : Sanctuary - https://imgur.com/a/rkQKDCt
Chapter 5 : The Gunslinger - https://imgur.com/a/VbxJv1L
Chapter 6 : The Prisoner - https://imgur.com/a/kOFOs1i
Chapter 7 : The Reckoning - https://imgur.com/a/aSAFFAl
Chapter 8 : Redemption - https://imgur.com/a/KImbNUx