в заложники

hostage

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phrase Rare #50,091
hostage Used mainly with взять or брать: взять кого-либо в заложники means “to take someone hostage.” The form заложники is plural; the phrase can refer to one or more people depending on context.
RU: Преступники взяли водителя в заложники.
EN: The criminals took the driver hostage.

Он взял ребенка в заложники.

He took the child hostage.

— Семь Самураев (1954)

А жену взял в заложники.

And he took his wife hostage.

— За пригоршню долларов (1964)