One verse

Srimad Bhagavatam 10.24.10

10.24.10

तच्छेषेणोपजीवन्ति त्रिवर्गफलहेतवे । पुंसां पुरुषकाराणां पर्जन्य: फलभावन: ॥ १० ॥

tac-cheṣeṇopajīvanti tri-varga-phala-hetave puṁsāṁ puruṣa-kārāṇāṁ parjanyaḥ phala-bhāvanaḥ

tat
of that sacrifice
śeṣeṇa
by the remnants
upajīvanti
they sustain their lives
tri-varga
consisting of the three aims of human life (religiosity, economic development and sense gratification)
phala-hetave
for the sake of fruit
puṁsām
for persons
puruṣa-kārāṇām
engaged in human endeavor
parjanyaḥ
Lord Indra
phala-bhāvanaḥ
the means of effecting the intended goals

By accepting the remnants of sacrifices performed to Indra, people sustain their lives and accomplish the threefold aims of religiosity, economic development and sense gratification. Thus Lord Indra is the agent responsible for the fruitive success of industrious people.