Ministers of the Federal Government
Section 147(2) · 1999 Constitution (2004 edition)
What Constitution says
(2) Any appointment to the office of Minister of the Government of the Federation shall, if the nomination of any person to such office is confirmed by the Senate, be made by the President.
This is the 1999 Constitution as published in 2004. Later amendments aren't included yet, so a section may have changed since.
Original source
Official Gazette · CFRN 1999 official PDF · printed page 74. Original document
Release: draft-c8d50d87fae9. Source scope, review and corrections