root@vps8547:~# apt-get update
Hit:1 http://security.debian.org stretch/updates InRelease
Ign:2 http://deb.debian.org/debian stretch InRelease
Hit:3 http://deb.debian.org/debian stretch-updates InRelease
Get:4 http://deb.debian.org/debian-security stretch/updates InRelease [94.3 kB]
Hit:5 http://deb.debian.org/debian stretch Release
Ign:6 https://packages.sury.org/php stretch InRelease
Err:7 https://packages.sury.org/php stretch Release
  520  Origin Error
Get:8 http://deb.debian.org/debian-security stretch/updates/main amd64 Packages [499 kB]
Get:9 http://deb.debian.org/debian-security stretch/updates/main Translation-en [223 kB]
Reading package lists... Done
E: The repository 'https://packages.sury.org/php stretch Release' does no longer have a Release file.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.
W: Target Packages (main/binary-amd64/Packages) is configured multiple times in /etc/apt/sources.list:19 and /etc/apt/sources.list:34
W: Target Packages (main/binary-all/Packages) is configured multiple times in /etc/apt/sources.list:19 and /etc/apt/sources.list:34
W: Target Translations (main/i18n/Translation-en_US) is configured multiple times in /etc/apt/sources.list:19 and /etc/apt/sources.list:34
W: Target Translations (main/i18n/Translation-en) is configured multiple times in /etc/apt/sources.list:19 and /etc/apt/sources.list:34
W: Target Packages (main/binary-amd64/Packages) is configured multiple times in /etc/apt/sources.list:12 and /etc/apt/sources.list:32
W: Target Packages (main/binary-all/Packages) is configured multiple times in /etc/apt/sources.list:12 and /etc/apt/sources.list:32
W: Target Translations (main/i18n/Translation-en_US) is configured multiple times in /etc/apt/sources.list:12 and /etc/apt/sources.list:32
W: Target Translations (main/i18n/Translation-en) is configured multiple times in /etc/apt/sources.list:12 and /etc/apt/sources.list:32
W: Target Packages (main/binary-amd64/Packages) is configured multiple times in /etc/apt/sources.list:12 and /etc/apt/sources.list:32
W: Target Packages (main/binary-all/Packages) is configured multiple times in /etc/apt/sources.list:12 and /etc/apt/sources.list:32
W: Target Translations (main/i18n/Translation-en_US) is configured multiple times in /etc/apt/sources.list:12 and /etc/apt/sources.list:32
W: Target Translations (main/i18n/Translation-en) is configured multiple times in /etc/apt/sources.list:12 and /etc/apt/sources.list:32
W: Target Packages (main/binary-amd64/Packages) is configured multiple times in /etc/apt/sources.list:19 and /etc/apt/sources.list:34
W: Target Packages (main/binary-all/Packages) is configured multiple times in /etc/apt/sources.list:19 and /etc/apt/sources.list:34
W: Target Translations (main/i18n/Translation-en_US) is configured multiple times in /etc/apt/sources.list:19 and /etc/apt/sources.list:34
W: Target Translations (main/i18n/Translation-en) is configured multiple times in /etc/apt/sources.list:19 and /etc/apt/sources.list:34