New International Version
but Saul learned of their plan. Day and night they kept close watch on the city gates in order to kill him.

American Standard Version
but their plot became known to Saul. And they watched the gates also day and night that they might kill him:

Berean Study Bible
but Saul learned of their plot. Day and night they watched the city gates in order to kill him.

Douay-Rheims Bible
But their laying in wait was made known to Saul. And they watched the gates also day and night, that they might kill him.

English Revised Version
but their plot became known to Saul. And they watched the gates also day and night that they might kill him:

King James Bible
But their laying await was known of Saul. And they watched the gates day and night to kill him.

World English Bible
but their plot became known to Saul. They watched the gates both day and night that they might kill him,

Young's Literal Translation
and their counsel against him was known to Saul; they were also watching the gates both day and night, that they may kill him,

Acts 9:24 Additional Translations ...