Could (Modal Verb) ‘Could’ (modal verb) is used to ask questions politely, Could you help me? Could you suggest me regarding my career? Could you …
These sentences end with an exclamation mark.
Have a look some examples of optative sentences:
May God bless you!
Wish you a very happy married life!
May God save you!
May God have mercy on your child!
May you live a long life!
May you win the match!