NET
3 When Paul had gathered a bundle of brushwood and was putting it on the fire, a viper came out because of the heat and fastened itself on his hand.
Darby
3 And Paul having gathered a [certain] quantity of sticks together in a bundle and laid [it] on the fire, a viper coming out from the heat seized his hand.
KJV
3 And when Paul had gathered a bundle of sticks, and laid [them] on the fire, there came a viper out of the heat, and fastened on his hand.