unite in

unite in something

to come together in something. Let us unite in our efforts. We will unite in song.
See also: unite

unite someone in something

to join two or more people in something, usually marriage. The preacher united the couple in matrimony. A judge united them in marriage.
See also: unite
References in classic literature ?
Let us unite in ardent supplication to the Founder of nations and the Builder of worlds, that what then was prophecy may continue unfolding into history--that the dearest hopes of the human race may not be extinguished in disappointment, and that the last may prove the noblest empire of time.
But public and private distress will keep pace with each other in gloomy concert; and unite in deploring the infatuation of those counsels which led to disunion.
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