Running

osascript -e "..."

display notification "X" with title "Y"

Comments

-- This is a single line comment

# This is another single line comment

(*
This is
a multi
line comment
*)

Say

-- default voice
say "Hi I am a Mac"

-- specified voice
say "Hi I am a Mac" using "Zarvox"

Beep

-- beep once
beep

-- beep 10 times
beep 10

Delay

-- delay for 5 seconds
delay 5