He is being probed by the anti-graft agency over alleged N432 billion money laundering.
Bolaji Abdullahi, spokesperson for the ADC, could not be reached for response to Mr Morka’s claim.
Mr El-Rufai dumped the All Progressives Congress to join the Social Democratic Party a few months ago.
Before now, Mr El-Rufai had berated Mr Tinubu as a failure.
However, the politician said he did not regret supporting Mr Tinubu’s presidential ambition, “but I am disappointed.”
Wanton violence has scourged Southern Kaduna for several years, with many accusing Mr El-Rufai of aiding the assailants by often turning a blind eye.
In a frantic effort to extricate the embattled minister, Mr Hayab, without evidence, suggested that the “communique could be doctored.
