状態になった

went into a ... state

→ 状態
phrase Rare #34,688
went into a ... state Used after a description of a condition or state to say that someone or something entered that state.
JA: 彼は一時的に静かな状態になった。
EN: He went into a quiet state temporarily.

固体の状態になった水は氷と呼ばれる。

Water in its solid state is called ice.