Man pages matching name poweroff in section 8:

poweroff.8.de	debian 10 / manpages-de
poweroff.8.es	debian 10 / manpages-es-extra
poweroff.8.ja	debian 10 / manpages-ja
poweroff.8.pl	debian 10 / manpages-pl
poweroff.8.tr	debian 10 / manpages-tr
poweroff.8.en	debian 10 / runit-init
poweroff.8.en	debian 10 / systemd-sysv
poweroff.8.en	debian 10 / sysvinit-core
poweroff.8.de	debian 11 / manpages-de
poweroff.8.fr	debian 11 / manpages-fr
poweroff.8.ja	debian 11 / manpages-ja
poweroff.8.pl	debian 11 / manpages-pl
poweroff.8.tr	debian 11 / manpages-tr
poweroff.8.en	debian 11 / runit-init
poweroff.8.en	debian 11 / systemd-sysv
poweroff.8.en	debian 11 / sysvinit-core
poweroff.8.en	debian 12 / finit-sysv
poweroff.8.de	debian 12 / manpages-de
poweroff.8.es	debian 12 / manpages-es
poweroff.8.fr	debian 12 / manpages-fr
poweroff.8.ja	debian 12 / manpages-ja
poweroff.8.pl	debian 12 / manpages-pl
poweroff.8.tr	debian 12 / manpages-tr
poweroff.8.en	debian 12 / runit-init
poweroff.8.en	debian 12 / systemd-sysv
poweroff.8.en	debian 12 / sysvinit-core