American Standard Version
Their tongue is a deadly arrow; it speaketh deceit: one speaketh peaceably to his neighbor with his mouth, but in his heart he layeth wait for him.

Berean Study Bible
Their tongues are deadly arrows; they speak deception. With his mouth a man speaks peace to his neighbor, but in his heart he sets a trap for him.

Douay-Rheims Bible
Their tongue is a piercing arrow, it hath spoken deceit: with his mouth one speaketh peace with his friend, and secretly he lieth in wait for him.

English Revised Version
Their tongue is a deadly arrow; it speaketh deceit: one speaketh peaceably to his neighbour with his mouth, but in his heart he layeth wait for him.

King James Bible
Their tongue is as an arrow shot out; it speaketh deceit: one speaketh peaceably to his neighbour with his mouth, but in heart he layeth his wait.

World English Bible
Their tongue is a deadly arrow; it speaks deceit: one speaks peaceably to his neighbor with his mouth, but in his heart he lays wait for him.

Young's Literal Translation
A slaughtering arrow is their tongue, Deceit it hath spoken in its mouth, Peace with its neighbour it speaketh, And in its heart it layeth its ambush,

Jeremiah 9:8 Additional Translations ...