Meaning of the Sanskrit Word: avastabhya

  avaṣṭabhya—enter in    Bg 9.8
  avaṣṭabhya—accepting    Bg 16.9
  avaṣṭabhya—being employed    SB 2.5.5
  avaṣṭabhya—holding    SB 4.12.20

Can't find any compound Sanskrit words containing avastabhya.