AUV(i)
51 Yes, I tell you, this generation will be punished [for the death of the prophets], from the blood of Abel to the blood of Zachariah, who died between the Altar and the sanctuary [i.e., in the Temple area]. [Note: This punishment began about 37 years later in the war with the Romans, when Jerusalem was destroyed].
52 “It is too bad for you teachers of the law of Moses! For you took away the key of knowledge [i.e., preventing people from understanding God’s plan]. You did not enter [the kingdom of heaven. See Matt. 23:13] yourselves and [you even] prevented those who [wanted] to enter [to get in].”
53 And when Jesus left there [i.e., probably the Pharisee’s house. See verse 37], the experts in the law of Moses and the Pharisees began opposing Him with hostility and bombarding Him with many questions,
54 [and] plotting to trap Him by something He might say.