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

Sleep (Verb)

Never bothered—sleeps like a hall-boy.
—Franklin P. Adams

Sleep like a bud.
—Anonymous

Sleep like a dead man.
—Anonymous

Slept like a log.
—Anonymous

Sealed sleep as water-lilies know.
—Edwin Arnold

Sleep like a top.
—Beaumont and Fletcher

Sleep as soundly as a constable.
—Robert Brathwaite

Dante sleeps afar,
Like Scipio, buried by the upbraiding shore.
—Lord Byron

Sleep like a jewel on the breast of faith.
—Josiah Gilbert Holland

Time
Slept, as he sleeps upon the silent face
Of a dark dial in a sunless place.
—Thomas Hood

Sleep, like wrecks in the unfathom’d main.
—Letitia Elizabeth Landon

Like a lull’d babe she slept, and knew no fear.
—Thomas Otway

Sleeps like a dream in a grave.
—A. J. Ryan

Sleep she as sound as careless infancy.
—William Shakespeare

She slept, as sleeps the blossom, hushed amid the silent air.
—Elizabeth O. Smith

Sleep as a slain man sleeps.
—Algernon Charles Swinburne

As a pearl within its shell, the happy spirit sleeps in me.
—Bayard Taylor

Sleep … like sinless flowers that heed not the world and its maddening din.
—Edward Willard Watson

Sleeping, like the darkness at noontide.
—Lady Wilde

Sleeps, like a caterpillar sheathed in ice.
—William Wordsworth