What idiom is used to describe the praise for epidemic workers?

Heal the wounded and rescue the dying, sacrifice oneself for others, be selfless and fearless, unite as one, be of one heart and one mind, be conscientious and so on. These sentences are:

1, women are weak, but doctors are strong. Pay tribute to all the medical staff who fought in the front line of fighting the epidemic. You are heroes of the times.

2. the mountains and rivers are safe, and the world is safe. We won the war without smoke. Thanks to the hero who carried the burden and paid tribute to the hero.

3, the epidemic is obligatory, but I hope that the epidemic will spread early, the mountains and rivers will be safe, the people will be safe and happy, and the future can be expected.