Placing the word of tawhid (the oneness of Allah) on coffins is not prescribed
Machine translationRead the Arabic original
Q: The word of tawhid (the oneness of Allah) is placed on some coffins; what is the ruling?
A: This is not prescribed; rather, it is prescribed to instruct the dying person before death; based on his saying (peace and blessings be upon him):Sunan Ibn Majah 1444Sahih (Darussalam) narrated by Muslim.
The dead here refers to those who are dying, so that their last words may be "There is no god but Allah." As for writing it on his shroud or on his grave, it is not permissible.
A: This is not prescribed; rather, it is prescribed to instruct the dying person before death; based on his saying (peace and blessings be upon him):
‘Urge your dying ones to say La ilaha illallah.”
لقنوا موتاكم لا إله إلا اللهThe dead here refers to those who are dying, so that their last words may be "There is no god but Allah." As for writing it on his shroud or on his grave, it is not permissible.
Source
binbaz.org.sa
The Arabic text is copied verbatim from the original source, without any edits.