2 Kings 25:2

And the city was besieged unto the eleventh year of king Zedekiah.

Cross-reference

Jeremiah 21:2 Historical context

Jeremiah 21:2 records Zedekiah sending to Jeremiah for prayer during this same Babylonian siege.

Jeremiah 39:1 gives a parallel account of the same siege with identical dating.

Jeremiah 32:1 Historical context

Jeremiah 32:1 dates this prophecy to the tenth year of Zedekiah, the same time as this siege.