The Messenger of Allāh ﷺ said:

“Surely when the man gives his wife a drink of water he is rewarded.”

[رواه أحمد/وحسنه الألباني]

Al-‘Irbādh b. Sāriyah heard the Hadīth and rushed to give his wife a drink of water. Then he informed her of what he heard from the Messenger of Allāh ﷺ.