One verse

Srimad Bhagavatam 4.12.10

4.12.10

अथायजत यज्ञेशं क्रतुभिर्भूरिदक्षिणै: । द्रव्यक्रियादेवतानां कर्म कर्मफलप्रदम् ॥ १० ॥

athayajata yajnesam kratubhir bhuri-daksinaih dravya-kriya-devatanam karma karma-phala-pradam

atha
thereafter
ayajata
he worshiped
yajna-isam
the master of sacrifices
kratubhih
by sacrificial ceremonies
bhuri
great
daksinaih
by charities
dravya-kriya-devatanam
of (sacrifices including various) paraphernalia, activities and demigods
karma
the objective
karma-phala
the result of activities
pradam
who awards.

As long as he remained at home, Dhruva Maharaja performed many great ceremonial sacrifices in order to please the enjoyer of all sacrifices, the Supreme Personality of Godhead. Prescribed ceremonial sacrifices are especially meant to please Lord Visnu, who is the objective of all such sacrifices and who awards the resultant benedictions.