I was very deeply saddened to hear that Alfred Anderson had died.

We are deeply saddened by these deaths.

I'm saddened by the fact that this person died.

I am deeply saddened to say there was evidently a mistake.

We are saddened to hear that the project is being delayed.

I'm deeply, deeply, deeply saddened by this. He was so gallant. I talked to him or his wife weekly (since his sickness), and never once did he complain or whine. He never made excuses for himself.