'Poisonous' in the Bible
Beware lest there should be among you a man or woman, or family or tribe, whose [mind and] heart turns away this day from the Lord our God to go and serve the gods of these nations; lest there should be among you a [poisonous] root that bears gall and wormwood,
They shall be wasted with hunger and devoured with burning heat and poisonous pestilence; and the teeth of beasts will I send against them, with the poison of crawling things of the dust.
For their vine comes from the vine of Sodom and from the fields of Gomorrah; their grapes are grapes of [poisonous] gall, their clusters are bitter.
They gave me also gall [poisonous and bitter] for my food, and in my thirst they gave me vinegar (a soured wine) to drink.
[Then say the people to each other] Why do we sit still? Assemble yourselves, and let us enter into the fortified cities and be silent or perish there! For the Lord our God has decreed our ruin and given us bitter and poisonous water to drink, because we have sinned against the Lord.
Therefore thus says the Lord of hosts, the God of Israel: Behold, I will feed them, even this people, with wormwood and give them bitter and poisonous water to drink.
Therefore thus says the Lord of hosts concerning the prophets: Behold, I will feed them with [the bitterness of] wormwood and make them drink the [poisonous] water of gall, for from the [false] prophets of Jerusalem profaneness and ungodliness have gone forth into all the land.
They have spoken mere words of the lips, swearing falsely in making covenants; therefore judgment springs up like hemlock [or other poisonous plants] in the furrows of the field.
I smote you with blight [from the poisonous east wind] and with mildew; I laid waste the multitude of your gardens and your vineyards; your fig trees and your olive trees the palmerworm [a form of locust] devoured; yet you did not return to Me, says the Lord.
Woe to him who gives his neighbors drink, who pours out your bottle to them and adds to it your poisonous and blighting wrath and also makes them drunk, that you may look on their stripped condition and pour out foul shame [on their glory]!
We should not tempt the Lord [try His patience, become a trial to Him, critically appraise Him, and exploit His goodness] as some of them did -- "and were killed by poisonous serpents;
And never again shall the light of a lamp shine in you, and the voice of bridegroom and bride shall never be heard in you again; for your businessmen were the great and prominent men of the earth, and by your magic spells and poisonous charm all nations were led astray (seduced and deluded).