steadfast in a sentence

He remained steadfast to his principles.

As technology and responsibilities change, Blase’s passion is steadfast.

“They serve as steadfast guardians of our rights and liberties,” he said.

Suzy is endearing in her awkward innocence, and her steadfast convictions.

He added, “Because we’re steadfast on this issue, and we’re not going away.”

It would require the United States and Europe to remain steadfast in their unity vis-à-vis Iran.