أَسْتَوْدِعُ اللَّهَ دِينَكَ وَأَمَانَتَكَ وَخَوَاتِيمَ عَمَلِكَ
Astawdi'ullaha dinaka wa amanataka wa khawatima 'amalik
Ninaweka kwa Allah dini yako, amana yako, na mwisho wa amali zako.
Dua said by the traveler for the one staying behind
Mutual dua between traveler and resident is from the sunnah.