14 The marriage between the petitioner and the respondent took place on 30.3.2007. On 14.2.2008, the respondent gave birth to a baby boy at Civil Hospital, Bhatinda. The son is residing with the respondent. The petitioner filed a petition under section 13(1)(1a) of the Hindu Marriage Act, 1955 for grant of a decree of divorce on the ground of cruelty on 30.4.2010. He has raised various grounds in his petition to show the cruel conduct of the respondent wife, her father and her mother towards him, which need not be referred to herein, in detail, since this court is dealing with the application under Section 151 CPC for sending Exhibits P-1/8, P- 1/9, P-1/10, P-1/11, P-1/12 and P-1/13 to the concerned CFSL with voice sample of the respondent, her father RW2 Mehar Singh and her mother Smt. Ranjit Kaur for voice comparison, expert opinion and evidence in rebuttal. 15 A perusal of averments in the application shows that CDs produced on the record by the petitioner ultimately got damaged on account of development of scratches therein, wherein telephonic conversions between him and the respondent-wife, her father and her mother were recorded by the petitioner, by virtue of which the petitioner-husband wanted