nAraNa_n, the tamil word for nArAyaNa (was: Vishnu)

[Sudalaimuthu Palaniappan]

In a message dated 12/13/2000 12:21:34 AM Central Standard Time,
rsrin at PACIFIC.NET.SG writes:

> marattai maraittadu mAmada yAnai, marattil maraindadu mA mada yAnai;
>  Parattai maraittadu pArmada inbam; Parattil maraindadu pArmada inbam.

The tirumantiram edition from kazakam (1996) has the following version:

marattai maRaittatu mAmata yAn2ai
marattin2 maRaintatu mAmata yAn2ai
parattai maRaittatu pAr mutaR pUtam
parattin2 maRaintatu mArmutaR pUvE/pUtamE       (tir. 2251)

What is the source for the version with "in2pam"? Thanks.

Regards
S. Palaniappan