Narrations cited in Fiqh books

Question If a Fiqh book or a Jurist cites a narration of a Sahabi or a Tabi'i without a chain of narration, do we consider it to be authentic or is it treated as a weak Hadiths?

Intricacies in Hadith grading

Question If a Hadith is graded da'if (weak) by some Muhaddithun and mawdu' (fabricated) by other Muhaddithun, how do you reconcile between the two?