Brihat Parashara Hora Shastra
धनेशे लाभराशिस्ते लाभेशे धनराशिगे । अब्दे त्रयोदशे प्राप्ते विवाहं लभते नरः ॥ २९॥
An exchange between the Lords of Dhan and Labh will bring marriage 13 years after birth.
english translation
dhaneze lAbharAziste lAbheze dhanarAzige । abde trayodaze prApte vivAhaM labhate naraH ॥ 29॥
hk transliteration by Sanscript