Man pages matching name iptables-save in section 8:

iptables-save.8.en	debian 10 / iptables
iptables-save.8.ja	debian 10 / manpages-ja
iptables-save.8.pl	debian 10 / manpages-pl
iptables-save.8.zh_CN	debian 10 / manpages-zh
iptables-save.8.zh_TW	debian 10 / manpages-zh
iptables-save.8.en	debian 11 / iptables
iptables-save.8.ja	debian 11 / manpages-ja
iptables-save.8.pl	debian 11 / manpages-pl
iptables-save.8.zh_CN	debian 11 / manpages-zh
iptables-save.8.zh_TW	debian 11 / manpages-zh
iptables-save.8.en	debian 12 / iptables
iptables-save.8.de	debian 12 / manpages-de
iptables-save.8.ja	debian 12 / manpages-ja
iptables-save.8.pl	debian 12 / manpages-pl
iptables-save.8.zh_CN	debian 12 / manpages-zh
iptables-save.8.zh_TW	debian 12 / manpages-zh