Derja translation of 'مْثَبِّتْ'

1.

certain, for sure

I am certain…your father is not in the house. مثبت إنو بوك موش في الدار

2.

checking out, investigating

I found him looking at me and studying me. نَلْقَاه يُغْزُرْلي وْ مْثَبِّتْ فَيَّا