Usage: 2 forms in 2 verses
Form Translated As     In Verse(s)
περιστελεί shall screen LXX.Isa.58.8
περισταλήσ shall you be screened LXX.Ezek.29.5

Liddell-Scott-Jones

περιστέλλω (peristellō) to screen G:V

περιστέλλω,

future - στελῶ [Refs 5th c.BC+]:—dress, clothe, wrap up, θνατὰ π. μέλη [Refs 5th c.BC+]; τινα [Refs 4th c.BC+]; ἔπηξα δ᾽ αὐτὸν εὖ περιστείλας I planted the sword wrapping it well with earth, i. e. planted it firmly, [Refs 5th c.BC+]:—middle, wrap oneself up, [Refs 5th c.BC+].ιέ:—passive, to be wrapped up, περιεσταλμένον ἀναπαύεσθαι [Refs 4th c.BC+]

__b Rhet., employ compression, δεῖ π. καὶ μὴ περιουσιάζειν [Refs 1st c.AD+]
__c cut down, retrench:—hence in passive, to be dispensed with, περιέσταλται ἡμῖν πᾶν τὸ τῆς δέσεως τῶν περιτρήτων [Refs 3rd c.BC+]
__2 lay out a corpse, [Refs 8th c.BC+]; simply, bury, [Refs 5th c.BC+]
__II in Medicine texts, in passive, to be contracted round, κοιλίης περιστελλομένης ἀμφὶ τὸ ἔμβρυον [Refs 5th c.BC+]
__III metaphorically, wrap up, cloak, cover, τἄδικ᾽ εὖ π. [Refs 5th c.BC+]; τὰ ἁμαρτήματα, τὴν ἀμαθίαν, etc., [Refs 5th c.BC+]
__III.b ἐμαυτὸν περιστέλλων putting on a grave countenance, [Refs 5th c.AD+]
__III.c with double accusative, conceal something from, τινά τι [Refs 1st c.BC+]
__III.2 protect, defend, ἀλλήλους [Refs 5th c.BC+]; π. τοὺς νόμους maintain the laws, [Refs]; τὸ μὴ ἄναρχον [Refs 5th c.BC+]; [τὸν Ἐπίκουρον] [Refs 1st c.BC+]:—passive, περισταλεὶς ὑπὸ τῆς τῶν Ἀχαιῶν πρᾳότητος [Refs 2nd c.BC+]
__III.3 attend to, cherish, ἀοιδάν [Refs 5th c.BC+]
__III.4 middle, τὰ σὰ περιστέλλου κακά attend to your own ills, [Refs 5th c.BC+]
__III.5 middle, withdraw from society, [Refs 2nd c.AD+]