How to convert temp table to XML in SQL?

--Variables Decleration
DECLARE @XMLData VARCHAR(MAX)
DECLARE @idoc INT

-- Creating Temporary Table
CREATE TABLE #TEMP_TABLE
(
    REC_ID INT IDENTITY(1,1),
    [Id] INT,
    [Date] VARCHAR(50),
    [Number] VARCHAR(50),
);

--Case 1
SET @XMLData = '<ArrayOfEntityNested xmlns:i="http://www.w3.org/2001/XMLSchema-instance"
                                     xmlns="http://schemas.datacontract.org/2004/07/Gbms.Dto.Bijak">
                   <EntityNested>
                      <Id xmlns="http://schemas.datacontract.org/2004/07/Gbms.Dto">1</Id>
                      <Date xmlns="http://schemas.datacontract.org/2004/07/Gbms.Dto.VirginBijak">0001-01-01T00:00:00</Date>
                      <Number xmlns="http://schemas.datacontract.org/2004/07/Gbms.Dto.VirginBijak" i:nil="true" />
                   </EntityNested>
                </ArrayOfEntityNested>
                               '
--Reading Data from XML and inserting into Temp Table
EXECUTE sp_xml_preparedocument @idoc OUTPUT, @XMLData

INSERT INTO #TEMP_TABLE
   SELECT * 
   FROM OpenXML(@idoc,'/ArrayOfEntityNested/EntityNested', 1)
        WITH #TEMP_TABLE

EXECUTE sp_xml_removedocument @idoc

--Displaying data from Temp Table
SELECT * FROM #TEMP_TABLE
DROP TABLE #TEMP_TABLE;