Mr Olajengbesi said the supporters were killed on Thursday.
He said the party’s National Working Committee (NWC) had resolved to support Mr Oyebamiji.
This comes amid heightened tensions and pre-election violence recorded in the state.
Fifteen thousand police operatives would be deployed for the August 15 election. An additional 10,000 NSCDC officers would be on the ground.
“Whoever takes money and foodstuff from us and fails to vote for Munifudeen Bola Oyebamiji, his or her children will not prosper,” she said.
He said Mr Tinubu’s re-election is inevitable because Nigerians are beginning to appreciate the benefits of the administration’s reform agenda despite prevailing challenges.
Afrobeats superstar David Adeleke, aka Davido, has appealed to Governor Hope Uzodimma of Imo to use his influence to ensure a peaceful and credible governorship election in Osun.
“Nobody is planning to rig you out. The voters of Osun state are simply ready to hold you accountable for your performance,” said Mr Imumolen.
“President Tinubu, I am passing this message to you… I am repeating it. Don’t let what happened in 1983 repeat itself,” Mr Adeleke warned.
Mr Adeleke also urged the electorate to come out en masse on election day and vote for him.
