Payement method declined, It is the same Visa card I Purchased my SIM card with

Hello Najwa,
Lately, many clients seem to have the problem, so I think there is a technical issue.
I suggest you contact Fizz directly to get it resolved.
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HOW TO CONTACT FIZZ by Chat:
Log into your Fizz account.
Make your way to the Solution Hub.
On the help page pertaining to your issue, click on the chat bubble located in the lower right-hand corner.
Our business hours.
The chat service is available every day from 8 a.m. to 9 p.m. EST. The chat bubble won’t appear outside of these business hours.
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HOW TO CONTACT FIZZ on Facebook:
Leave a message on Facebook.
If demand is too high or it’s out of our business hours, leave us a message on Facebook Messenger or Twitter private. We’ll get back to you so you don’t have to waste your precious time waiting around.
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Have a great day ! :)