General Bagheri made the remarks in a message to the chief of Pakistan's army Lt. Gen. Syed Asim Munir.
"I condemn the recent terrorist attack by a suicide bomber that resulted in the death and injury of a group of Pakistani soldiers," he wrote.
Offering condolences to families of the attacks' victims, General Bagheri wished a speedy recovery for the injured.
Nine soldiers were killed and 17 others were injured in Khyber Pakhtunkhwa on Thursday after a motorcycle suicide bomber exploded while targeting a military convoy.
Dozens of security personnel have been killed in fighting and suicide bombings by terrorists in Pakistan, in recent months.
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