NT-EPISTLES.filter - strkjv bitterness:
strkjv@
Romans:3:14 @ Whose mouth is full (5719) of cursing and bitterness:
strkjv@Ephesians:4:31 @ Let all bitterness, and wrath, and anger, and clamour, and evil speaking, be put away (5682) from you, with all malice:
strkjv@Hebrews:12:15 @ Looking diligently (5723) lest any man fail (5723) of the grace of God; lest any root of bitterness springing (5723) up trouble (5725) you, and thereby many be defiled (5686);