When Jonathan learned this, he sent messengers to him to make a treaty of peace and to exchange prisoners.

约纳堂一知道了，就打发使者到他那里，与他和谈，要求交还俘虏。

youdao

The exchange of prisoners took place this morning.

今天早上交换了俘虏。

《牛津词典》

He ruled out any exchange of prisoners with the militants.

他拒绝考虑与好战分子交换囚犯。

《柯林斯英汉双解大词典》

Israel has agreed in principal to release 1,000 Palestinian prisoners in exchange for a captive soldier held for more than three years in Gaza.

VOA: standard.2009.12.27

One of the most high-profile prisoners involved in the exchange is Russian arms expert Igor Sutyagin.

VOA: standard.2010.07.09

Under the emerging deal, Israel would release about 1,000 Palestinian prisoners in exchange for Shalit.

VOA: standard.2009.03.15

So it appears any real lasting cease-fire would have to include some kind of agreement to exchange prisoners that have been taken in the last week.

NPR: Gaza Cease-Fire Disrupted by Gun Battle

In POW camps, it was that an exchange of prisoners is imminent.

CNN: Private Ryan was a hero, but there were bums, too

The talks ended without much progress, but at least the ideas of a ceasefire, an exchange of prisoners and further negotiations were left on the table.

ECONOMIST: Afghanistan