Both pictures are taken with iso 25600 which I think K-3 III can handle quite well. They are taken in dng format and processed in Lightroom. The lights are from natrium lamps with a strong yellow color and not easy to get right, but they are good enough, I think....
Pentax K-3 Mark III - HD PENTAX-DA 16-50mm F2.8 ED PLM AW
1/45 sec at f / 2.8, ISO 25600
Focal length: 31 mm
Place: Sandnes Rogaland Norway
Date: 31.10.2021
Pentax K-3 Mark III - HD PENTAX-DA 16-50mm F2.8 ED PLM AW
1/60 sec at f / 2.8, ISO 25600
Focal length: 31 mm
Place: Sandnes Rogaland Norway
Date: 31.10.2021