Manasara 6.46

6.46

evaṃ kṛte tvalaṃ vāstau sugāḍhaṃ susamṛddhaye
daṇḍamānasamaṃ sūtradīrghamānaṃ prakalpayet

When this is done, it is sufficient for the dwelling site, very firm, for abundant prosperity; / he should design the long measure of the cord equal to the measure of a measuring rod;