Berean Standard Bible (BSB)
You brood of vipers, how can you who are evil say anything good? For out of the overflow of the heart, the mouth speaks.
World English Bible (WEB)
You offspring of vipers, how can you, being evil, speak good things? For out of the abundance of the heart, the mouth speaks.
Strong's King James
O generation{G1081} of vipers{G2191}, how{G4459} can ye{G1410}{(G5736)}, being{G5607}{(G5752)} evil{G4190}, speak{G2980}{(G5721)} good things{G18}? for{G1063} out of{G1537} the abundance{G4051} of the heart{G2588} the mouth{G4750} speaketh{G2980}{(G5719)}.
The F.O.G *
(34) Viprous brood! How can you being evil, speak good things? Because the mouth speaks from the heart's abundance.
The F.O.G Message *
Young's Literal Translation
‘Brood of vipers! how are ye able to speak good things—being evil? for out of the abundance of the heart doth the mouth speak.