Lo and behold!

lo and behold

A phrase used to indicate something surprising or unexpected. I'd been searching for my glasses all over the house when, lo and behold, they were on my head the whole time.
See also: and, behold, lo

Lo and behold!

Cliché Look here!; Thus! (An expression of surprise.) Lo and behold! There is Fred! He beat us here by taking a shortcut.
See also: and, lo

ˌlo and beˈhold

(humorous) used when telling a story to introduce somebody’s unexpected appearance: I walked into the restaurant and, lo and behold, there was my boss with his wife.The phrase uses old words that tell you to look at something. It means ‘look and see’.
See also: and, behold, lo
References in classic literature ?
In a moment he seized the egg and flung it at the bird with all his might, and lo and behold
For a while we tramped on in silence, till Umbopa, who was marching in front, broke into a Zulu chant about how some brave men, tired of life and the tameness of things, started off into a vast wilderness to find new things or die, and how, lo and behold
The devil take me if I ever did anything more than rumple her collar, and, lo and behold
To come to a final end; in Ventose '96, which was at that time what the month of March is now, we had been driven up into a corner of the Pays des Marmottes; but after the campaign, lo and behold