He left Gabrielle Bartlett high and dry during another tense dinner party on Married At First Sight this Wednesday.
And Nasser Sultan has offered a heartfelt apology to his TV wife, admitting that he feels 'ashamed' about his actions in hindsight.
'It's disgraceful to put a person in that position,' Nasser told Today Extra this Thursday, after watching back gut-wrenching footage of Gabrielle breaking down about his actions.
'It's disgraceful to put a person in that position': Nasser Sultan has offered a heartfelt apology to his TV wife Gabrielle Bartlett
'You don't realise, your mind is going all over the place, and when I saw that I'm, like, 'I'm actually ashamed of it'.' I do, I apologise dearly. I apologise dearly,' he went on.
Wearing a pained expression, Nasser continued: 'But things build up over time and week an days and when it comes to a head, but I should have actually been the older person and should have pulled back and said, 'Hang on a minute, think before you speak.''
'Because it is a person that you married and you are trying to make this work over