Frank J. Wilstach, comp. A Dictionary of Similes. 1916.

Valiant

Valiant as the Cid.
—Anthony Hamilton

Valiant as Mars.
—Homer

Valiant as fire.
—Ben Jonson

Valiant as a lion.
—William Shakespeare

Valiant as the wrathful dove or most magnanimous mouse.
—William Shakespeare

Valiant as Hercules.
—William Shakespeare

As valiant a man as Mark Anthony.
—William Shakespeare

Less valiant than the virgin in the night.
—William Shakespeare

Valiant as Hector in every marciall nede.
—John Skelton