give credit where credit is due
US /ɡɪv ˈkrɛdɪt wɛr ˈkrɛdɪt ɪz duː/
UK /ɡɪv ˈkrɛdɪt wɛr ˈkrɛdɪt ɪz duː/

1.
dar o crédito a quem merece, reconhecer o mérito
to acknowledge and praise someone for their achievements or contributions, even if you don't particularly like them or agree with them
:
•
I don't always agree with his methods, but you have to give credit where credit is due; his plan saved the company a lot of money.
Nem sempre concordo com os métodos dele, mas é preciso dar o crédito a quem merece; o plano dele economizou muito dinheiro para a empresa.
•
Even though they are rivals, the coach was quick to give credit where credit is due to the opposing team's excellent performance.
Mesmo sendo rivais, o técnico foi rápido em dar o crédito a quem merece pela excelente atuação do time adversário.