constituition.org

Article 127. Appointment of ad hoc Judges

Amendment notes
  1. Subs. by the Constitution (Ninety-ninth Amendment) Act, 2014, s. 4, for "the Chief Justice of India may, with the previous consent of the President" (w.e.f. 13-4-2015). This amendment has been struck down by the Supreme Court in the case of Supreme Court Advocates-on-Record Association and another vs. Union of India in its judgment dated 16-10-2015, AIR 2016 SC 117.↩
Read it in the whole Constitution