بِسْـمِ اللهِ وَلَجْنَـا، وَبِسْـمِ اللهِ خَـرَجْنَـا، وَعَلَـى رَبِّنَـا تَـوَكَّـلْـنَا
Bismillāhi walajnā, wa bismillāhi kharajnā, wa`ala Rabbinā tawakkalnā
Translation
In the name of Allah we enter and in the name of Allah we leave, and upon our Lord we place our trust.
When to recite
Upon entering the home.
Source / Reference
Hisnul Muslim 18