I have sinned - because I feared the people - This was the best excuse he could make for himself; but had he feared God more, he need have feared the People less.
I have sinned - Compare 1 Samuel 15:25, 1 Samuel 15:30. How was it that these repeated confessions were unavailing to obtain forgiveness, when David‘s was? (See the marginal reference.) Because Saul only shrank from the punishment of his sin. David shrank in abhorrence from the sin itself Psalm 51:4.