Sharif is expected to appeal his conviction and seek bail.
Earlier Friday, a group of Pakistani and worldwide academics issued a statement condemning intimidation and harassment of Sharif's supporters, saying that the crackdown threatened the country's ability to hold free and fair elections. Raisani is the younger brother of the former chief minister of Baluchistan, where separatist militants have waged a long-running insurgency against the Pakistani state.
The militant Islamic State (IS) group claimed responsibility for the political rally attack in Baluchistan, making the announcement via the group's AMAQ news agency.
Sharif also faces two additional corruption trials, both of which will be held inside the jail, according to Khan.
Witnesses said that Siraj Raisani of the regional Balochistan Awami Party (BAP) was preparing to address hundreds of supporters in the Mastung district when the bomber near the stage detonated explosives strapped to his body.
Officials earlier said at least 40 people had been injured.
Pakistan mourned on Sunday the victims of recent terror attacks in the country.
A third bomb killed 22 people at another rally in Peshawar on Tuesday.
Caretaker Home Minister Agha Umar Bungalzai told The Associated Press another 120 people were injured in the bombing.
Trump releases ‘very nice’ letter from Kim Jong Un
According to media reports , the US military sent wooden cases to which the remains of soldiers will be transferred at the border. Following the reports, Trump had, however, expressed "confidence" that Kim would honour the contract they signed in Singapore .
Among those killed was Baluchistan provincial assembly candidate Siraj Raisani, his family said.
On July 10, Awami National Party (ANP) leader and candidate for the forthcoming elections Haroon Bilour and 12 others were martyred and almost three dozens injured in a suicide bomb attack targeting an ANP rally in a congested neighbourhood of Peshawar.
In hopes of soothing voters' fears, the army announced that 370,000 troops would man election polls July 25 in hopes of preventing attacks and to protect against predictions of fraud.
Mourners gathered Saturday to bury their dead in southwest Pakistan after a blast killed 128 people at a political rally in one of the country's deadliest attacks, underscoring ongoing security challenges following years of dramatic improvements.
A day earlier, 129 martyrs of Friday's terrorist attack in Mastung including Balochistan Awami leader Nawabzada Siraj Raisani were laid to rest in their ancestral home towns and villages.
Raisani, who was critically injured in the blast, had been shifted to the hospital in Quetta but he could not survive, his brother and a former parliamentarian Haji Lashkari Raisani told reporters.
Such concern and empathy from the people of Pakistan over a large number of lives being ruthlessly taken away is heartwarming to say the least.
Durrani, a former chief minister of the northwestern Khyber Pakhtunkhawa province, is running against Imran Khan, a popular former cricket star, in Bannu.
Before that, on July 7, seven people, including a candidate of Muttahida Majlis-e-Amal, were injured when a convoy came under a bomb attack in Bannu.