Sql, read tables thos id in anther table in a One column

questionIds
1,6,7,2,3,4,5,8,13,14

DECLARE @xml AS XML,

@str AS VARCHAR(100),

@delimiter AS VARCHAR(10);

select @str=QuestionIds from dbo.ExamQuestions

SET @delimiter = ',';

SET @xml = CAST('<X>' + REPLACE(@str, @delimiter, '</X><X>') + '</X>' AS XML);

--select @xml

select * from dbo.question where questionId in(

SELECT [N].value( '.', 'varchar(50)' ) AS value FROM @xml.nodes( 'X' ) AS [T]( [N] )

)