bash, dash, fish, ksh, rbash, sh, zsh: refresh (#5714)

pages/common/ksh.md

@@ -1,21 +1,21 @@
 # ksh
 
-> Korn Shell.
-> `bash` and `sh`-compatible command line interpreter.
+> Korn Shell, a Bash-compatible command line interpreter.
+> See also `histexpand` for history expansion.
 > More information: <http://kornshell.com>.
 
-- Start interactive command line interpreter:
+- Start an interactive shell session:
 
 `ksh`
 
-- Execute a command:
+- Execute a command and then exit:
 
-`ksh -c {{command}}`
+`ksh -c "{{command}}"`
 
-- Run commands from a file:
+- Execute a script:
 
-`ksh {{file}}`
+`ksh {{path/to/script.ksh}}`
 
-- Run commands from a file and print them as they are executed:
+- Execute a script, printing each command before executing it:
 
-`ksh -x {{file}}`
+`ksh -x {{path/to/script.ksh}}`