Jundullah (Soldiers of God), which says it is fighting for the culture and faith of the ethnic Baluch people, claimed responsibility for the attack in a statement on its website.
A bomb explosion in the south-eastern Iranian city of Chabahar has killed at least 39 people, the official Iranian news agency says.
The suicide attack took place outside the Imam Hossein Mosque, Irna reported.
The militant Sunni Muslim group Jundullah claimed responsibility for the bombing.
The province of Sistan-Baluchistan is prone to unrest, with the mainly Sunni population often claiming discrimination by Shias.
Balach was really comrade, he made his own history. I keenly to love him and his struggle that sometimes yours acts convince to others and Balach done.
Sometimes our feelings can not be expressed in words, and having search words for giving shape our feelings. I got into trouble when I decided write on Balach Marri, since long time I was thinking what should I write, how I delineate his struggle?
It is verily panic moment when you write about that person who has been much closed to your thoughts, and now it is made part of Past.
Pakistani security forces have raided the house of the general secretary of Gwader Press Club, Qazi Dad Rehan. Journalists in Gwader have strongly condemned the raid to Qazi’s house and beating up of his brother. They urged the President, Prime minister and the chief justice of Pakistan to take notice against FC behavior against Baloch journalists.