How to Use which on an Aliased Command

type grep
grep is an alias for grep --color=auto


# Bash's type
type -P grep
/usr/bin/grep

# Zsh's type
type -p grep
grep is /usr/bin/grep

which -a which
which: shell built-in command
/usr/bin/which


alias top10
top10='print -l  ${(o)history%% *} | uniq -c | sort -nr | head -n 10'

alias | /usr/bin/which -i top10
top10='print -l  ${(o)history%% *} | uniq -c | sort -nr | head -n 10'
	/usr/bin/uniq
	/usr/bin/sort
	/usr/bin/head