If one accidentally skipped part of Pesukei Dezimra, may he recite it between Yishtabach and Yotzer Or?0 540
One concluded with “Shomer Es Amo Yisrael La’ad” instead of “Upros Sukas Shalom” on Friday night or Yom Tov?0 570
What is the law if one accidently Davened the Shemoneh Esrei of Shacharis/Mincha instead of Musaf?0 518