Brihat Parashara Hora Shastra
क्रमादेषां च लग्नानां भावकोष्ठं पृथक् लिखेत्। ये ग्रहा यत्र भे तत्र ते स्थाप्या राशिलग्नवत्॥ ९॥
Use of Special Lagnas. Keeping the Grahas at birth, as it is, prepare various Bhava Kundalis with respect to each special Lagn and analyze, as done for the natal Lagn.
english translation
kramAdeSAM ca lagnAnAM bhAvakoSThaM pRthak likhet। ye grahA yatra bhe tatra te sthApyA rAzilagnavat॥ 9॥
hk transliteration by Sanscript