The same is reported from Abu Qilabah (may Allah have mercy on him) through another chain. Its wording is: When Malik (may Allah be pleased with him) raised his head from the second prostration in the first rak'ah, he would sit up straight and then stand up, supporting himself on the ground.
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الصلاة / 2761