witness something ***
as witnessed by something

That species had been rather few and far between of late, as witnessed by this morning's trade.

A girl who witnessed the killing of her mother by the terrorists.

I'll just show him this paper with the girl's name signed to it an' witnessed by the sheriff.

This decision seems to have been well founded witnessed by the subsequent growth of the company.

Today, we are witnessing a golden age of photography by women.

We must acknowledge that this was anything but an easy task, as witnessed by today's debate.

We are witnessing a classic case of guilt by association.

Because Hughes was there, and the other children had witnessed this protection by authority?

More recently, they are also witnessing visits by the Rat.

They fell in torrents like none before witnessed by man.