Use `grep` because `sed` outputs entire file

sshdpw

@@ -26,8 +26,9 @@ case "${1}" in
   ;;
 esac
 
-for OPTION in PasswordAuthentication ChallengeResponseAuthentication; do
+for OPTION in PasswordAuthentication KbdInteractiveAuthentication ChallengeResponseAuthentication; do
-  sed -i "s/#* *${OPTION} *${FROM}/${OPTION} ${TO}/g; w /dev/stdout" /etc/ssh/sshd_config
+  sed -i "s/#* *${OPTION} *${FROM}/${OPTION} ${TO}/g" /etc/ssh/sshd_config
+  grep "^#* *${OPTION} *\(yes\|no\)" /etc/ssh/sshd_config
 done
 
 if command -v systemctl > /dev/null; then