There was uproar in the upper chamber on Thursday after a senator of the Peoples Democratic Party (PDP) from Abia state, Eyinnanya Abaribe, described President Muhammadu Buhari as incompetent.
Senator Abaribe was reacting to a comment made by President Buhari in UK, on Wednesday.
The president had, while receiving Archbishop of Canterbury, Justin Welby, blamed the farmers, herders clashes on militias trained by former Libyan leader, Muammar Gaddafi.