WordPress Dutch characters encoding problem

It Turns out the problem was with I was using json_enode to convert the data in to json before inserting it in to database and it was causing the encoding of the characters I have used json_encode($url,JSON_UNESCAPED_UNICODE); and now its working properly.

Hata!: SQLSTATE[HY000] [1045] Access denied for user 'divattrend_liink'@'localhost' (using password: YES)