She said that the traffickers should be named and shamed.
It was also well above the 3,793 arrivals in the first three months of 2023 and the 4,548 in the equivalent period in 2022.
Among the migrants were 43 women and 12 children.
IOM said the agreement also focuses on solutions to internal displacement.
He stated that IOM had also created awareness against human trafficking to reduce the scourge in the state.
Mr Mohammed said that the repatriated Nigerians comprised 38 men, 120 women as well as four children and two infants.
Mr Ahmed explained that the crisis in Sudan made the voluntary return of the 29 Nigerian emigrants necessary.
So far, in 2024, about 1,350 stranded Nigerian nationals in Libya have been repatriated home.
The envoy described irregular migration and human trafficking as complex issues that require holistic measures to curtail.
She said that the returnees were evacuated from Libya, Chad, Morocco, Mali, Germany, Netherlands, Ghana, among others.
