ほとけのざじゃありませんでした
仏の座じゃありませんでした
hotokenozajārimasendeshita

Noun
Desu Copula

The polite, past negative form of ほとけのざ

1. Was not a Buddha's seat.; Was not worthy of being a Buddha's seat.

Past/Perfective
Negative
Polite
Terminal Form
Usually Written in Kana