If you are curious on what to text an iphone user to crash and force a reboot an iphone, here is the text. It works - but I suggest only sending to someone with a good sense of humor!
PWN your iPhone!!!
لُلُصّبُلُلصّبُررً ॣ ॣh ॣ ॣ
冗
PWN your iPhone!!!
لُلُصّبُلُلصّبُررً ॣ ॣh ॣ ॣ
冗