ψεύδω to deceive by lies; more frequently in the depon. mid, form ψεύδομαι (so always in NT),

[in LXX chiefly for כָּחַשׁ pi. ;]

__1. absol. to lie: Heb.6:18, 1Jn.1:6, Rev.3:9; οὐ ψεύδομαι, Rom.9:1, 2Co.11:31, Gal.1:20, 1Ti.2:7 with dative of person(s) (Psa.18:45, Jhn.5:12, al.), Act.5:4; before εἰς, Col.3:9; κατά, Jas.3:14 (Hort, in l).

__2. Like act. with accusative, to deceive by lies (Æsch. al.): Act.5:3.†

(AS)