The hadith regarding reciting adhan in newborn’s ear is not authentic:   https://www.assimalhakeem.net/what-should-i-do-or-be-prepared-with-in-receiving-my-new-born-baby-in-1-or-two-days-time-any-sunnah-that-i-should-follow/

Read more

The burger is halal. The problem is with the utensils being used and whether they cook something haram with it or not. One should avoid it.

Read more