Akibat Hukum terhadap Jual Beli Tanah Dibawah Tangan Dan Dijual Kembali serta Dijadikan Agunan kepada Bank (Analisis Putusan Mahkamah Agung Nomor 164/K/Pdt/2018 Juncto Putusan Pengadilan Tinggi Medan Nomor 36/Pdt/2017/PT.MDN Juncto Putusan Pengadilan Negri Tebing Tinggi Nomor 34/Pdt.G/2015/PN.TBT) = Legal Consequences for The Sale and Purchase of Land in A Private Deed and The Land are Resold and Used as Collateral to The Bank (Supreme Court Decision with The Number of 164/K/Pdt /2018 Juncto The High Court in Medan Decision with The Number 36/Pdt/2017/PT.MDN Juncto The Tebing Tinggi State Court Decision Number 34/Pdt.G/2015/PN.TBT)