nós descansamos

we rest, we are resting, we rested

→ descansar
descans to rest + amos we-form verb ending (present or past)
verb · present tense / past tense, 1st-person plural Rare #38,264
we rest, we are resting, we rested In Brazilian Portuguese, this form can refer to either the present or the past; context makes the tense clear.
PO: Nós descansamos depois do almoço.
EN: We rest after lunch.
Conjugation of descansar
Indicative present
SingularPlural
First descanso descansamos
Third descansa —
Indicative past
SingularPlural
First — descansamos
Third descansou —

Amanhã descansamos.

We'll rest tomorrow.

— Volver (2006)

Melhor, assim descansamos um pouquinho do telefone!

That's better, we can take a little break from the phone!

— Volver (2006)

Nós descansamos e saímos ao amanhecer.

We rested and set out at dawn.

— The Dead and the Damned (2011)

Por que não nos sentamos e descansamos um pouco?

Why don't we sit down and rest for a while?

Sim, descansamos.

Yes, we rested.

— Salyut 7 (2017)