Analysis of information sources in references of the Wikipedia article "Taank Kingdom" in English language version.
Aurel Stein and Cunningham both agree in identifying Takkas with Madras or Bahikas of Mahabharata - both being the ancient inhabitants of the Punjab. In the lexicon of Hemacandra also, the Bahikas are said to be the same as Takkas.
the emergence and spread of Hinduism through Indian society helped lead to Buddhism's gradual decline in India.
... and the destruction of Buddhist establishment in Northwest India by the Hephthalite invader, Mihirakula (502-542) in the early sixth century.
But after the Gupta period, Buddhism began to decline
But after the Gupta period, Buddhism began to decline