σεαυτοῦ,-ῆς, alsoσαυτοῦ,-ῆς, Ion.
σεωυτοῦ,ῆς, reflexive Pron. of2nd pers.,
A. of thyself, etc., in masc. and fem. of gen., dat., and acc. sg., first in Alc. 87 , Pi. Fr. 97 , Hdt. 1.45 , 108 ;ἐν σαυτοῦ( v.l. -ῷ )γενοῦcontain thyself, S. Ph. 950 : rarely in neut., φίλον ξύλον, ἔγειρέ μοι σεαυτὸ καὶ γίγνου θρασύ
E. Fr. 693
:—the Trag. use the longer form (but not so freq. as the shorter), S. Ant. 547 , OT 312 , etc.:—in pl. always separated,ὑμῶν αὐτῶν, etc.: and orig. separated in sg., as in Hom. , who always hasσοὶ αὐτῷ, ς' αὐτόν; and soτὰ ς' αὐτοῦ, τὰ ς' αὐτῆςforτὰ σά αὐτοῦ, etc., v. σός
1.3 .—The separated forms,σοῦ αὐτοῦ, αὐτοῦ σοῦ, etc., were used in Att. , not as reflexive, but as emphat. personal pronouns, cf. Pl. Grg. 472b , A. Th. 632 .