21
καὶ εἶπεν αὐτοῖς μὴ φοβεῖσθε ἐγὼ διαθρέψω ὑμᾶς καὶ τὰς οἰκίας ὑμῶν καὶ παρεκάλεσεν αὐτοὺς καὶ ἐλάλησεν αὐτῶν εἰς τὴν καρδίαν
21
καὶ εἶπεν αὐτοῖς μὴ φοβεῖσθε ἐγὼ διαθρέψω ὑμᾶς καὶ τὰς οἰκίας ὑμῶν καὶ παρεκάλεσεν αὐτοὺς καὶ ἐλάλησεν αὐτῶν εἰς τὴν καρδίαν
6520. 'As he made you swear on oath' means because he had it at heart. This is clear from the meaning of 'making to swear on oath' as having at heart, dealt with above in 6514.