Service chiefs meet buhari chief of staff

It appears you're referring to a meeting between the Service Chiefs of the Nigerian Armed Forces and the Chief of Staff to the President, Professor Ibrahim Gambari.

Here's a brief summary of the meeting:

On January 26, 2021, the Service Chiefs of the Nigerian Armed Forces, comprising the Chief of Defence Staff, General Lucky Irabor; Chief of Army Staff, Lieutenant General Ibrahim Attahiru; Chief of Naval Staff, Vice Admiral Awwal Gambo; and Chief of Air Staff, Air Marshal Isiaka Oladayo Amao, met with the Chief of Staff to the President, Professor Ibrahim Gambari, at the Presidential Villa in Abuja.

The meeting was reportedly aimed at discussing the security situation in the country, particularly the ongoing insurgency in the North-East and other security challenges. The Service Chiefs briefed the Chief of Staff on the efforts being made by the military to address these challenges and sought his guidance and support.

The meeting was seen as an opportunity for the Service Chiefs to update the Chief of Staff on the military's operations and to seek his input on how to improve the security situation in the country.

It's worth noting that the meeting was held in the context of ongoing efforts by the Nigerian government to address the country's security challenges, which have been exacerbated by the COVID-19 pandemic and other factors.