Iwamoto does not question the dubious attribution of T128a to Zhi Qian, but he points out that T128b is more or less the same text as the Sumāgadhāvadāna in the EĀ 30.3, and implies that EĀ 30.3 is the source of T128b.
Iwamoto does not question the dubious attribution of T128a to Zhi Qian, but he points out that T128b is more or less the same text as the Sumagadhavadana in the EA 30.3, and implies that EA 30.3 is the source of T128b. T0128; 須摩提女經 T125(30.3); EA 30.3; [No title given in source]