What do I do now to ensure that the hold doesn't fray or is there a way to repair it??
(Emp. Added)

Splash 4, if you have access to a "reweaver" person that might be a repair option?

This came to mind because I had a one worsted wool suit with its 'vent' in the front, and I managed to rip the vent seam getting into a car. A friend knew of a "reweaver" (who, IIRC, worked in conjunction with a dry cleaning/alteration place) and suggested having the ripped part of the fabric "rewoven" would be an invisible fix. Lucky for me - it was

As I understood the proceedure, individual threads are pulled or somehow removed intact from other seam allowances and then used to actually re-weave the tear, hole, burn and whatnot. This has been some years but at that time it was not prohibitively expensive even to my then-budget.

'Might be worth looking into?