In The Name of Allaah, The Most Merciful, The Bestower of Mercy
Among the etiquettes of entry into a house, even your own house in which your family lives, is that you walk whilst making some noise in order to notify them of your presence or entry. You should not enter in secret or unnoticed because that is tantamount to behaving badly towards them.
[Paraphrased. Source: It’haaf At-tullaab Bi-Sharh Mandhoomah Al-Aadaab’ page 145]