“The most important commandment,” answered Jesus, “is this: ‘Hear, O Israel, the Lord our God, the Lord is one. Love the Lord your God with all your heart and with all your soul and with all your mind and with all your strength.’ The second is this: ‘Love your neighbor as yourself.’ There is no commandment greater than these.” Mark 12:29-31

Love the LORD your God, listen to his voice, and hold fast to him. For the LORD is your life. Deuteronomy 30:20

This is love for God: to obey his commands. And his commands are not burdensome. 1 John 5:3

Jesus said, “Whoever has my commands and obeys them, he is the one who loves me. He who loves me will be loved by my Father, and I too will love him and show myself to him.” John 14:21

Love the LORD, all his saints! The LORD preserves the faithful, but the proud he pays back in full. Psalm 31:23

Jesus replied, “If anyone loves me, he will obey my teaching. My Father will love him, and we will come to him and make our home with him.” John 14:23

Anyone who does not love his brother, whom he has seen, cannot love God, whom he has not seen. And he has given us this command: Whoever loves God must also love his brother. 1 John 4:20-21