G0784–ἄσπιλος–aspilos

that thou keep the command unspotted, unblameable, till the manifestation of our Lord Jesus Christ,

ἄσπιλον, aspilon “without stain,”

religion pure and undefiled with the God and Father is this, to look after orphans and widows in their tribulation -- unspotted to keep himself from the world.

ἄσπιλον aspilon “unstained”

but with precious blood, as of a lamb unblemished and unspotted -- Christ's --

ἀσπίλου aspilou “without spot”

wherefore, beloved, these things waiting for, be diligent, spotless and unblameable, by Him to be found in peace,

ἄσπιλοι aspiloi “without spot”