My master the Messenger of Allah said: "The most incapable of people are those incapable of making du'a, and the most miserly of people are those miserly with their greetings." Authenticated by al-Albani.
Muslim countries are one body. If a brother in faith of mine is killed in Iraq, Libya, Syria, or Gaza, then that is like someone being killed in my own home. "The believers are but brothers" (49:10). It is obligatory upon us to aid our brethren in all places.
Two of them were being punished. When the father was hit severely he was patient. When his son was hit, the father became worried and began to cry. He was asked about that. He said, "When my skin was hit I was patient, and when by heart was hit I couldn't be patient."