The resident's supplication for the traveller

أَسْتَوْدِعُ اللَّهَ دِينَكَ, وَأَمَانَتَكَ, وَخَوَاتِيمَ عَمَلِكَ

(I place your religion, your faithfulness and the ends of your deeds in the trust of Allah.)

Source: Ahmad 2/7, At-Tirmizi 5/499.

زَوَّدَكَ اللَّهُ التَّقْوَى, وَغَفَرَ ذَنْبَكَ, وَيَسَّرَ لَكَ الخَيْرَ حَيْثُ ما كُنْتَ

(May Allah endow you with taqwa, forgive your sins and facilitate all good for you, wherever you be.)(taqwa: a comprehensive term which refers to all good actions and obedience i.e. performing the commanded actions and avoiding the prohibited actions.)

Source: At-Tirmizi.