Answer
It is permissible for a husband to carry the Janaaza of his wife as well as
enter the grave during burial. However, direct skin contact after the demise
of the wife is not permissible due to the termination of the Nikah
(marriage). (Ahsanul Fataawa vol.4 pg.255)
and Allah Ta’ala Knows Best
Mufti Ebrahim Desai
FATWA DEPT.