Hence what you did of having intercourse after the khula' is something haraam (forbidden), for which you have to ask for forgiveness from Allah.
Ba gana go utlwa, le gone ba se ka ba gopola dikgakgamatso tsa gago tse o kileng wa nna wa di dira mo gare ga bone; ba ithatafatsa dithamo tsa bone, le mo tsuololong ya bone ba itlhomela kgosi go tla ba boela kwa kgolegong ya bone; mme wena, o Modimo o o maitshwarelo; o pelotshweu, o tletse bopelotlhomogi, o bonya go galefa, o letlotlo la boutlwelobotlhoko, wa se ka wa ba latlha.