Dear Sir _________ (Employer)
Kindly grant me an emergency leave today. Reason being my wife is Pregnant and admitted to the hospital as for her complicated labor condition.
I have received a call from my family members that my wife has requested my presence at the delivery room.
My leave status will be well informed to the HR Dept. From the date of leave______ till the date _______ I return for Work. hope that you will grant me an emergency Leave on urgent basis.