Add 2 tbsp butter to Instant Pot.
Lay cubed chicken breasts in Instant Pot and pour chicken stock over top of it.
Pour in carrots, celery, onion, and potatoes.
Top with poultry seasoning, onion powder, garlic powder, salt, and pepper. Use a spoon to mix.
Place lid on Instant Pot and select poultry setting and adjust to 15 minutes.
Meanwhile, cut biscuits and roll into balls.
Quick release Instant Pot and turn setting to saute. Add in balled biscuits and stir frequently for about 10 minutes.
Garnish with fresh parsley.