Al-Adab Al-Mufrad, Book 43, Hadith 1061 (English)

Musa ibn Talha said, "I entered where my mother was with my father. He went in and I followed him. He turned and pushed me in the chest so that I fell on my bottom. Then he said, 'Will you enter without permission!'"

حَدَّثَنَا فَرْوَةُ، قَالَ‏:‏ حَدَّثَنَا الْقَاسِمُ بْنُ مَالِكٍ، عَنْ لَيْثٍ، عَنْ عُبَيْدِ اللهِ، عَنْ مُوسَى بْنِ طَلْحَةَ قَالَ‏:‏ دَخَلْتُ مَعَ أَبِي عَلَى أُمِّي، فَدَخَلَ فَاتَّبَعْتُهُ، فَالْتَفَتَ فَدَفَعَ فِي صَدْرِي حَتَّى أَقْعَدَنِي عَلَى اسْتِي، قَالَ‏:‏ أَتَدْخُلُ بِغَيْرِ إِذْنٍ‏؟‏‏.‏

sunnah.com