New Revised Standard Version
He committed all the sins that his father did before him; his heart was not true to the LORD his God, like the heart of his father David.

Contemporary English Version
Abijam did not truly obey the LORD his God as his ancestor David had done. Instead, he was sinful just like his father Rehoboam.

New American Bible
He followed all the sins his father had committed before him, and his heart was not entirely with the LORD, his God, as was the heart of David his father.

Douay-Rheims Bible
And he walked in all the sins of his father, which he had done before him: and his heart was not perfect with the Lord his God, as was the heart of David, his father.

And he walked in all the sins of his father, which he had done before him: and his heart was not perfect with the Lord his God, as was the heart of David, his father.

all the sins

1 Kings 14:21,22 And Roboam, the son of Solomon, reigned in Juda: Roboam was one and forty years old when he began to reign: and he reigned seventeen years in Jerusalem, the city which the Lord chose out of all the tribes of Israel to put his name there. And his mother's name was Naama, an Ammonitess. . . .

and his heart

1 Kings 3:14 And if thou wilt walk in my ways, and keep my precepts and my commandments, as thy father walked, I will lengthen thy days.

1 Kings 11:4,33 And when he was now old, his heart was turned away by women to follow strange gods: and his heart was not perfect with the Lord his God, as was the heart of David, his father. . . .

2 Kings 20:3 I beseech thee, O Lord, remember how I have walked before thee in truth, and with a perfect heart, and have done that which is pleasing before thee. And Ezechias wept with much weeping.

2 Chronicles 25:2 And he did what was good in the sight of the Lord: but yet not with a perfect heart.

2 Chronicles 31:20,21 So Ezechias did all things which we have said in all Juda, and wrought that which was good, and right, and truth, before the Lord his God, . . .

Psalm 119:80 Let my heart be undefiled in thy justifications, that I may not be confounded.