We must be honest and faithful to the people.

我们对人民必须忠诚老实。

《新英汉大辞典》

If you are "true blue," you are loyal and faithful.

如果你是“真正蓝色(true blue)”，说明你忠诚，守信。

youdao

His master replied, "Well done, good and faithful servant!"

主人回答说：“干得好！”有能力而又忠诚的仆人！

youdao

With just days to go before all preliminary vote totals are to be released, Afghan President Hamid Karzai's office is applauding the Independent Election Commission "for its efforts in pursuing the process in an impartial and faithful national spirit."

VOA: standard.2009.09.09

But he needs to be faithful and true, can take care of property and invest money with good judgment.

VOA: special.2010.04.24

"Apple has been a driver in some things and they have been a faithful adopter of good ideas in others."

VOA: special.2011.01.28

Once they had been admitted to her trust, she was the most loving, the most attentive and faithful of friends.

NPR: Excerpt: 'Gertrude Bell'

They are likely to custom design their cars online, actively participate in local motoring clubs and are, in general, a passionate and faithful community.

FORBES: Customer Engagement and the Mini-Cooper

Anthony Hopkins plays Stevens, a butler who has given long and faithful service at Darlington Hall and maintained his emotional temperature at absolute zero.

NEWYORKER: The Remains of the Day