Musician, pregnant wife and 3-year-old daughter shot and killed inside home

A musician, his pregnant wife, their 3-year-old daughter, and the family’s nanny were found shot and killed inside a residential building outside Mexico City, with two of the victims found bound.

The victims were identified as a 38-year-old male music producer and composer, his 35-year-old pregnant wife, their 3-year-old daughter, and a 21-year-old woman, with the musician being a keyboardist for the Mexican band Camilo Septimo.

A musician, his pregnant wife, their 3-year-old daughter and the family's nanny were found shot and killed inside a residential building outside Mexico City .

The four victims were discovered alongside an unharmed 6-year-old boy in the Zona Esmeralda area of Atizapán de Zaragoza, according to the State of Mexico Prosecutor's Office.

"The victims were a 38-year-old male music producer and composer with the initials J.S.M.O., his 35-year-old pregnant wife, their 3-year-old daughter and a 21-year-old woman," the State of Mexico Prosecutor's Office said in a statement shared to X.

Two of the victims were found bound, authorities said. Those victims and the 3-year-old girl had gunshot wounds to the head, while the fourth victim had been shot in the back, the prosecutor's office said, according to a statement translated from Spanish.

Authorities believe the killings occurred Tuesday, Sept. 1, between 5:30 p.m. and 7:40 p.m.

Authorities arrested two men, Diego Sebastián "N" and Gerardo "N," in the killings.

Billboard identified the musician as Jonathan Meléndez, a keyboardist for the Mexican band Camilo Séptimo.

The band also confirmed his death in a statement shared on Instagram.

"We will always remember Honas with immense love and gratitude," the band stated . "Today we honor and celebrate his life, his music, his light and the time shared with those of us fortunate enough to know him and walk the path alongside him."

Authorities have not publicly disclosed a motive but described one of the suspects as an "associate of J.S.M.O."

"They allegedly took advantage of a relationship of trust between one of them and the victims to gain access to the residence," the police statement said.

Omar García Harfuch, Mexico's secretary of security and citizen protection, said authorities moved quickly to apprehend the suspects.

"Given the gravity of the crime, the institutions acted immediately and in a coordinated manner," Harfuch said in a statement shared to Facebook . "The two suspects are now in custody and will be brought to justice."

Fox News Digital reached out to the State of Mexico Prosecutor's Office for additional information.