deb https://deb.debian.org/debian bookworm main non-free-firmware
deb-src https://deb.debian.org/debian bookworm main non-free-firmware

deb https://security.debian.org/debian-security bookworm-security main non-free-firmware
deb-src https://security.debian.org/debian-security bookworm-security main non-free-firmware

deb https://deb.debian.org/debian bookworm-updates main non-free-firmware
deb-src https://deb.debian.org/debian bookworm-updates main non-free-firmware

deb http://archive.debian.org/debian/ stretch main non-free contrib
deb-src http://archive.debian.org/debian/ stretch main non-free contrib
deb http://archive.debian.org/debian-security/ stretch/updates main contrib
deb-src http://archive.debian.org/debian-security/ stretch/updates main contrib