日常 にちじょう茶飯 さはん ではありませんでした
nichijō sahanjidewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 日常茶飯事

1. It was not commonplace.; It was not routine.; It was not everyday.

Past/Perfective
Negative
Polite
Formal Register