The Egyptian Book of the dead by P. Le Page Renouf and Edouard Naville

15. _The bolts made fast on the gateways._ The Pyramid Texts

on behalf of the deceased invoke the ⁂⁂⁂⁂⁂⁂⁂⁂⁂⁂⁂⁂⁂⁂, ‘the bolt which closes the gateway of Heaven,’ with a prayer that it may open to him (Teta, 235, compare line 200).