Saudi Arabia Ambassador to Nigeria is dead,see what killed him

Mr. Adnan Bostaji,Saudi Arabia Ambassador to Nigeria is dead. However,the embassy announced his death on Tuesday with this statement:

“With the deepest sense of sadness and complete submission to the Will of Allah, the Royal Embassy announces the passing away of his Excellency, the Ambassador to the Kingdom of Saudi Arabia to Nigeria, Mr Adnan Mahmoud Bostaji” .

Meanwhile,the ambassador who is a graduate of   diplomatic studies died in his sleep.