понадобились

were needed, became necessary

p ɐ n a d ə bʲ ɪ lʲ ɪ sʲ → понадобиться
по limited or one-time action + надоб need + ились past plural reflexive
verb · plural, past tense Rare #47,315
were needed, became necessary Past plural form of a verb that is usually used with the person who needs something in the dative case.
RU: Мне понадобились ключи.
EN: I needed the keys.
Conjugation of понадобиться

Тогда зачем вам понадобились её волосы?

Then why did you need her hair?

— Преследователь (2008)

Мне бы понадобились годы.

It would take me years.

— Астерикс и Обеликс: Миссия Клеопатра (2002)

Sounds similar to