Last Night
Evening
noun
I spent all evening in be(べ)d last night. It was a really chilled evening.
When hiragana is attached to a kanji, you can usually assume that that kanji is going to be read using the kun'yomi reading, which is exactly what's going on with this word as well. By learning this word's kanji you've also learned the reading for this word.
夕べ、月をみた。
I saw the moon last night.
夕べのディナーは玉ねぎのカレーでした。
Dinner last night was onion curry.
五月に「ワインの夕べ」というイベントがあります。
There's an event called "Wine Evening" in May.