He declared that such an amendment would "clinch the whole matter" and by December 1863 an amendment was brought to Congress.
hiː dᵻklˈɛɹd ðæt sˈʌtʃ ɐn ɐmˈɛndmənt wˈʊd "klˈɪntʃ ðə hˈoʊl mˈæɾɚ" ænd baɪ dᵻsˈɛmbɚ wˈʌn θˈaʊzənd ˈeɪthˈʌndɹɪd sˈɪksti θɹˈiː ɐn ɐmˈɛndmənt wʌz bɹˈɔːt tə kˈɑːŋɡɹəs.