اَلسَّلَامُ عَلٰی اَبِی الْاَئِمَّۃِ وَ مَعْدِنِ النُّبُوَّۃِ
It is the 7th Ziyarat in the 'Tohfa' of Allamah Majlisi (r.a.). The author of 'Mazaar-e-Qadeem' says that it is special for the eve of 27th Rajab.