One verse

Srimad Bhagavatam 7.14.25

7.14.25

एषु स्‍नानं जपो होमो व्रतं देवद्विजार्चनम् । पितृदेवनृभूतेभ्यो यद्दत्तं तद्ध्यनश्वरम् ॥ २५ ॥

esu snanam japo homo vratam deva-dvijarcanam pitr-deva-nr-bhutebhyo yad dattam tad dhy anasvaram

esu
in all these (seasonal times)
snanam
bathing in the Ganges, Yamuna or any other sacred places
japah
chanting
homah
performing fire sacrifices
vratam
executing vows
deva
the Supreme Lord
dvija-arcanam
worshiping the brahmanas or Vaisnavas
pitr
unto the forefathers
deva
demigods
nr
human beings in general
bhutebhyah
and all other living entities
yat
whatever
dattam
offered
tat
that
hi
indeed
anasvaram
permanently beneficial

During these periods of seasonal change, if one bathes in the Ganges, in the Yamuna or in another sacred place, if one chants, offers fire sacrifices or executes vows, or if one worships the Supreme Lord, the brahmanas, the forefathers, the demigods and the living entities in general, whatever he gives in charity yields a permanently beneficial result.