“I will then work righteousness in everything I left.” Not true. This is a false claim that he makes. A barrier will separate his soul from this world until resurrection.
لَعَلّى أَعمَلُ صٰلِحًا فيما تَرَكتُ كَلّا إِنَّها كَلِمَةٌ هُوَ قائِلُها وَمِن وَرائِهِم بَرزَخٌ إِلىٰ يَومِ يُبعَثونَ
la’alleee a’malu saalihan feemaa taraktu kallaa; innahaa kalimatun huwa qaaa’iluhaa wa minw waraaa’ihim barzakhun ilaa Yawmi yub’asoon