(1) Where there are pending in a court proceedings that have been instituted under this Act or are being continued in accordance with any of the provisions of section 9 and it appears
to that court that other proceedings that have been so instituted or are being so continued in
relation to the same marriage or void marriage or the same
matter are pending in another court, the first ‑
mentioned court may stay the first ‑
mentioned proceedings for such time as it considers appropriate or may dismiss the proceedings.