Livelihood is determined by the Navamsha lord of the 10th house from Lagna, Sun, or Moon: Sun gives gold/medicine; Moon agriculture/pearls; Mars metals/military; Mercury writing/commerce; Jupiter counseling/law; Venus luxury/arts; Saturn labor/service.
Verse 2 — Professions Governed by Mars, Mercury, and Jupiter
भौमाद्धात्वग्निशस्त्रादि बुधाद्विद्याकलादिकम् ।
गुरोर्धर्मद्विजाधीशसेवा वेदाभ्यासस्तथैव च ॥ २॥
bhaumāddhātvagniśastrādi budhādvidyākalādikam |
gurordharmadvijādhīśasevā vedābhyāsastathaiva ca ||
From Mars comes livelihood through metals, fire, weapons, cooking, medicine, and policing; from Mercury springs commerce through learning, writing, poetry, craftsmanship, and trade; from Jupiter arises earnings through religion, counseling, teaching, serving the state, and sacred philosophy.
Verse 3 — Professions Governed by Venus and Saturn
From Venus comes livelihood through gems, silver, apparel, perfumes, artistic pursuits, and feminine commerce; from Saturn arises earnings through labor, burdensome loads, iron, agricultural toil, leather, and serving the multitude.