Pakistani authorities are offering a reward for information about a suicide bomber who attacked a mosque in the northwest and killed seven people.

A bomb blast at an Islamic seminary in northwestern Pakistan known as a historic training ground for the Afghan Taliban killed six worshipers during Friday prayers, police said.

A suicide bomber blew himself up after walking into a mosque within a pro-Taliban seminary in northwestern Pakistan on Friday, killing a top cleric and four other worshippers and wounding dozens of others ahead of the fasting month of Ramadan,