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

Soothing

Soothing as the gospel.
—Anonymous

Soothing as the breath of spring.
—Frederick William Faber

More soothing than the pretty hummer
That stays one moment in an open flower
And buzzes cheerily from bower to bower.
—John Keats

Soothing as the wash of the sea.
—Rudyard Kipling

Soothing as the gale of eve.
—Henry Hart Milman