Much of the early extant evidence for the origins of Mahayana comes from early Chinese translations of Mahayana texts. These Mahayana teachings were first propagated into China by Lokaksema, the first translator of Mahayana sutras into Chinese during the 2nd century CE.[note 39] Some scholars have traditionally considered the earliest Mahayana sutras to include the very first versions of the Prajnaparamita series, along with texts concerning Aksobhya Buddha, which were probably composed in the 1st century BCE in the south of India.[note 40]
Texts concerning Aksobhya Buddha were probably composed in what century BCE? (If the question is unanswerable, say "unanswerable")
1st