Seen many threads of people arguing over this, except for two pairs of pants. And it’s just mind boggling how people can’t figure out that it’s “two pairs”.
Two pairs.
A quartet
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One time my grandmother gave me two pears. She said, “Here’s your two pears”. I said, “This is just one pair” and we went back forth a bit before she got it.
Good on you for pushing the issue.
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Two pairs of scissors
Also a pair of a pair of scissors.
I see three pairs of a kind, I win.
scissorses

It’s 2 per, as in:
Give me 2 per Cuz I need two per
A pair of pair of scissors
A lesbian couple.
I’ve adopted the phrase “lip reading” to replace “scissoring.”
Scissor me timbers
A queer of scissors
Pairs of scissors, obviously.
Which 4, or 17, or 249, or 17843368 etc would also reasonably be called.
A pair of pairs of scissors.
A pair squared of scissors
A quartet of scissors.
Scissors2
A pair of scissori















