I aksed 'A'isha whether the Messenger of Allah ﷺ used to observe the forenoon prayer. She said: No, except when he came back from a journey. (Using translation from Muslim 717b)
سَأَلْتُ عَائِشَةَ أَكَانَ رَسُولُ اللهِ ﷺ يُصَلِّي الضُّحَى؟ قَالَتْ «لَا إِلَّا أَنْ يَجِيءَ مِنْ مَغْيَبِهِ»