A 9-year-old boy found seriously injured after the Tuesday death of his 6-year-old sister told police officers how they were abused by their parents, according to court documents.

Police officers said they found the 6- and 9-year-old children covered in bruises at a home in Fitchburg, Massachusetts, and took them both to the hospital.

In court documents, officers say the 9-year-old boy told them he and his sister had been “attacked by bullies” while the pair were on a walk with their parents Monday.

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The parents, Marvin Brito and Shana Pedroso, were both arrested after the 6-year-old died of her injuries. Pedroso has been charged with two counts of assault and battery on a child and two counts of reckless endangerment of a child.

Marvin Brito is taken into Fitchburg District Court on Wednesday, April 11, 2018 in Fitchburg, Mass. Prosecutors say a Brito and Shana Pedroso are facing charges in the death of a 6-year-old Massachusetts girl. District Attorney Joseph Early told reporters that police responding to a 911 call at a Fitchburg home Tuesday found an injured 9-year-old boy and a non-responsive 6-year-old girl. Early says the children were taken to the hospital, where the girl was pronounced dead. The district attorney says the boy's injuries are believed to be non-life threatening. (John Love/The Sentinel & Enterprise via AP, Pool)

Credit: John Love

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Credit: John Love

The 6-year-old was found with bruises “of various ages over her entire body,” while the 9-year-old boy had serious injuries and bruising to his face. Police officers say he told them his mother had “glued a wound on his neck closed with super glue.”

Court documents from Pedroso’s arraignment were released Wednesday, revealing the details officers said the 9-year-old told them at the hospital the day before.

Related: Mother, father to face charges in death of 6-year-old Fitchburg girl

According to the boy, police said his parents, Brito and Pedroso, had left the two children alone while they were on a walk. It was during the walk, he allegedly told police, that the two were attacked by bullies.

Shana Pedroso appears in Fitchburg District Court on Wednesday, April 11, 2018,  with her attorney Michael Hussey. Parents of a 6-year-old Massachusetts girl were arraigned Wednesday and face charges related to her death. Pedroso and 38-year-old Marvin Brito were charged with two counts of reckless endangerment of a child Wednesday at Fitchburg District Court. Police responding to a 911 call at a Fitchburg home Tuesday found an injured 9-year-old boy and a non-responsive 6-year-old girl. The girl died at the hospital. Pedroso was separately charged with assault and battery, while Brito was charged with permitting substantial injury to a child.  (John Love/The Sentinel & Enterprise via AP, Pool)

Credit: John Love

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Credit: John Love

The boy also told police the 6-year-old girl was so badly injured she wouldn’t drink anything Tuesday morning and “his mother was mad.”

Police said  the boy also told officers the mother and father had agreed by telephone not to call 911.

Pedroso was arrested at the Fitchburg Police Department and officers say they found notes that included “an entry dated 4/9/2018 which indicated that the children were bad and were beaten.”