bṛhatsāma tathā sāmnāṅ gāyatrī chandasāmaham.
māsānāṅ mārgaśīrṣō.hamṛtūnāṅ kusumākaraḥ৷৷10.35৷৷
श्रीमद् भगवद्गीता
मूल श्लोकः
English Commentary by Swami Sivananda
10.35 bṛhatsāma rihatsaman, tathā also, sāmnām among Sama hymns, gāyatrī Gayatri, chandasām among metres, aham I, māsānām among months, mārgaśīrṣaḥ Margasirsha, aham I, ṛtūnām among seasons, kusumākaraḥ the flowery season (spring).
Commentary:
rihatsaman is the chief of the hymns of the Sama-Veda. rihat means 'big'.Margasirsha: From the middle of December to the middle of January. This has a temperate climate. In olden days it was usual to start with this month in counting the months of the year. The first place was given to this month.Kusumakara: The beautiful flowery season, the spring.