夜の間に

during the night

→ 夜
phrase Rare #33,689
during the night Refers to something that happens at some point during the nighttime period, often while people are asleep. It can also be translated as “overnight” depending on context.
JA: 夜の間に雪が積もった。
EN: Snow accumulated during the night.

夜の間にきっと雨が降ったのだろう

It must have rained during the night.

夜の間に火事が起こった

A fire broke out during the night.

その宝石夜の間に盗まれた

The jewel was stolen during the night.

夜の間に

During the night.

— イングリッシュ・ペイシェント (1996)