We entered into the state of Ihram with Messenger of Allah ﷺ for Hajj Mufrad and in the narration of Ibn 'Aun (the words are):" Messenger of Allah ﷺ entered into the state of Ihram (with the intention) of Hajj Mufrad."
أَهْلَلْنَا مَعَ رَسُولِ اللَّهِ ﷺ بِالْحَجِّ مُفْرَدًا وَفِي رِوَايَةِ ابْنِ عَوْنٍ أَنَّ رَسُولَ اللَّهِ ﷺ أَهَلَّ بِالْحَجِّ مُفْرَدًا