tem que ficar

has to stay

→ ter
phrase Common #6,035
has to stay Used to express that someone or something must remain in a place or condition. Depending on context, ficar can also mean “to be,” “become,” or “look,” as in ficar esperto (be alert) or ficar linda (look beautiful).
PO: Você tem que ficar aqui até amanhã.
EN: You have to stay here until tomorrow.

Tem que ficar esperto.

You have to be alert.

— O Profissional (1994)

Desta vez, tem que ficar, Gimli.

This time, you have to stay, Gimli.

— O Senhor dos Anéis: O Retorno do Rei (2003)

O médico que disse que ela tem que ficar de cama, certo?

The doctor said she has to stay in bed, right?

— Adeus, Lênin! (2003)

Tom tem que ficar no hospital.

Tom has to stay in the hospital.

Ela tem que ficar num hospital adequado.

She needs to be in a suitable hospital.

— Túmulo dos Vagalumes (1988)

Tem que ficar linda e maravilhosa.

It has to look beautiful and wonderful.

— Que Horas Ela Volta? (2015)

Mas ela tem que ficar cheia.

But it has to be full.

— As Diabólicas (1955)

Um de nós tem que ficar no caso dele aparecer.

One of us has to stay in case he shows up.

— Psicose (1960)