Wa `alaykum as-Salamu wa Rahmatullahi wa Barakatuh.

You have been guilty of a most grievous sin and you ought to repent and take immediate steps to ask forgiveness of Allah and make amends. For details you may refer to the answer entitled, The Door of Repentance Is Wide Open, linked below:

https://aboutislam.net/shariah/refine-your-heart/advice/door-repentance-wide-open/

Allah Almighty knows best.