Translation for "это было на ночь" to english

Это было на ночь

• it was at night
• it was on the night

Translation examples

it was at night

Это была праздничная ночь.
It was night-a festival night.

Это происходило каждую ночь.
It happened night after night.

Или это произошло много ночей назад?
Was that last night, was it many nights ago?