King James Version
Now there was long war between the house of Saul and the house of David: but David waxed stronger and stronger, and the house of Saul waxed weaker and weaker.New International Version
The war between the house of Saul and the house of David lasted a long time. David grew stronger and stronger, while the house of Saul grew weaker and weaker.Catholic Public Domain Version
Then a long struggle occurred between the house of Saul and the house of David, with David prospering and growing ever stronger, but the house of Saul decreasing daily