"Actually, it sounds a bit like doing something on the grave of a master or ancestor, but in reality, this is the choice made by the vast majority of Martial Artists."
Chenyinzi, assuming An Jing was worried about the truth behind "Grotto-heavens," offered some comfort: "When a Martial Artist falls, their Grotto-heaven can repel the surrounding Demonic Qi and purify specific Spiritual Qi, making the region more attuned to their sect's principles. Their descendants can also benefit from this, making it easier for them to awaken a Destiny Grid."
"Look at Dachen. Why do they grant officials 'Heavenly Official Talismans' and then retrieve their cultivation levels upon retirement? It’s all to better expand their territory and reshape the heavens and earth surrounding their core administrative cities."
Chapter 686