This is not required as it is not from the sunnah of our Prophet salla Allahu alaihi wa sallam.

I hv been informed of an hadith as follows: when ur parents die and after completion of burial, sit near the grave and do zikr equal to the time required in slaughtering of a camel. It will give peace and reduce their discomfort of total loneliness. Kindly verification required

Commentary on Hadeeth | October 21, 2015 8:05 pm
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How do we properly understand the hadith in Bukhari “don’t you see when your folk built the kaaba, they did not build it on all the foundations built by Ibrahim?” The kaba today is not on the foundations set by Ibrahim but is in the approximate area, not the exact area?
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Ya Shaykh , Is the following hadith authentic?: Abdullah Ibn-Umar related that once, HE SAW THE PROPHET SHOWING `IRAQ WITH HIS HAND, AND SAYING: “THE FITNA IS HERE, THE FITNA IS HERE, THE FITNA IS HERE, THREE TIMES, IT IS FROM HERE THAT WILL APPEAR THE DEVIL’S HORNS,” (sahih) (Reference:-Musnad-e-Ahmad Vol.10 Page.391 Hadith.6302 or 6129, Isnad considered Sahih by the Muhaddith Ahmad Shakir al-Masry)