Suhakam children's commissioner Noor Aziah Mohd Awal has hit out over the detention of a teenager in a police lock-up over the alleged stabbing to death of her newborn baby.

While acknowledging the seriousness of the alleged crime, she said that detaining the 15-year-old girl who had just given birth is clearly not in the best interests of the child.

"We are of the view that...