do we get point for sharing data?

Yes you will get points for gifting data
https://fizz.ca/en/gifting

I can't see anyware that gifting data give point

you get a badge for gifting data and the badge gives you points https://fizz.ca/en/rewards-program

Ok but you have the badge only one time. So the second time you gift data you dont have point.

Thanks for the info...

thanks for the info

According to Fizz yes. I got an email from Fizz recently and here is an excerpt of the content
"
You need only ***** more points to level up.*

Three ways to get there :
Invite some friends
Gift data
Upgrade your plan
"

Very minor such as 3 point