The last words of a daughter who was 'drowned by her mother after she became paranoid that her husband was having an affair' have been revealed.
Bethan Colebourn told her mother Claire Colebourn: 'I don't want a bath mummy' before being 'drowned', a court heard today.
Colebourn today sobbed in the dock at Winchester Crown Court as the prosecutor told how she wrongly thought her husband was having an affair with a work colleague.
The 36-year-old searched suicide methods shortly before allegedly drowning little Bethan in the early hours of the morning.
Prosecutor Kerry Maylin told jurors the three-year-old's harrowing final words were revealed by Claire Colebourn as she was interviewed by police.
Winchester Crown Court, also heard Colebourn told police her daughter 'sadly had complete trust' in her and did not fight back.
It was heard she told police she held her daughter's head face down under the water with her left hand while Bethan's body 'jumped'.
Crying could be heard from the public gallery, where family members were sat, as the heartbreaking details of Colebourn's final police interview, which took place on April 18 last year, were revealed.
Mr Colebourn said that after their separation, his wife put a post on Facebook and sent an email to his work accusing him of having an affair with a colleague.
He said she admitted the claim was not true and agreed to take the post down.
Ms Maylin told the court: 'Claire Colebourn said 'I did it because I did not want her to go anywhere near her father'.
Ex-science teacher 'researched suicide methods then drowned daughter'
Winchester Crown Court heard how Claire Colbourn told police that her daughter 'had complete trust' in her and didn't fight back when she 'drowned' the three-year-old at their home in Hampshire.
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