Four children, the youngest just nine years old, are missing from Sydney's west.
Three boys – Judah El-Hajj aged 9, Azaiah El-Hajj aged 12, Mikael El-Hajj also aged 12, and Malaika El-Hajj, a 16-year-old girl, were last seen on Earle Street in Doonside about 6.45pm on Saturday.
When family realised they were missing, they contacted officers from Blacktown Police Area Command.
There are serious concerns for their welfare given their ages.
Judah was last seen wearing blue track pants, a red long-sleeve shirt and black shoes.
Azaiah was last seen wearing blue jean shorts, a blue shirt and black shoes.
Mikael was last seen wearing blue shorts, a black shirt and red Jordan sneakers.
Malaika was last seen wearing black tights, a black jumper with picture of female on the back and pink shoes.
Police believe the children may be in the Bankstown or Sutherland area.
Anyone with information is urged to contact police immediately.