It is named after the incidence of the cow, which the Children of Israel were asked to slaughter by Allaah (SWT).
This surah has been encouraged to be recited most frequently, as the Prophet ﷺ declared that the satan runs away from the home Surah Al Baqarah is regularly recited. Surah Al Baqarah is the longest Surah of the Qur’an and was revealed after the migration of the Prophet ﷺ to Madinah.