Adder

Genesis 49:17; Isaiah 11:8; 14:29; 59:5; Jeremiah 8:17; Proverbs 23:32; Psalm 58:4; Psalm 140:3
(viper). Used in the Bible for any poisonous snake known to the Jews, of which there were several species in Palestine. In Genesis 49:1717Dan shall be a serpent by the way, an adder in the path, that biteth the horse heels, so that his rider shall fall backward. (Genesis 49:17), the cerastes, or horned snake, is, from its habits, supposed to be alluded to. The cockatrice (Isa. 11:8; 14:29; 59:58And the sucking child shall play on the hole of the asp, and the weaned child shall put his hand on the cockatrice' den. (Isaiah 11:8)
29Rejoice not thou, whole Palestina, because the rod of him that smote thee is broken: for out of the serpent's root shall come forth a cockatrice, and his fruit shall be a fiery flying serpent. (Isaiah 14:29)
5They hatch cockatrice' eggs, and weave the spider's web: he that eateth of their eggs dieth, and that which is crushed breaketh out into a viper. (Isaiah 59:5)
; Jer. 8:1717For, behold, I will send serpents, cockatrices, among you, which will not be charmed, and they shall bite you, saith the Lord. (Jeremiah 8:17)), is adder and asp (Prov. 23:3232At the last it biteth like a serpent, and stingeth like an adder. (Proverbs 23:32); Psa. 58:44Their poison is like the poison of a serpent: they are like the deaf adder that stoppeth her ear; (Psalm 58:4)). In Psalm 140:33They have sharpened their tongues like a serpent; adders' poison is under their lips. Selah. (Psalm 140:3) and Proverbs 23:3232At the last it biteth like a serpent, and stingeth like an adder. (Proverbs 23:32), a species of viper is thought to be meant.