'Diligently' in the Bible

Then will they call on me, but I will not answer. They will seek me diligently, but they will not find me;

Therefore I came out to meet you, to diligently seek your face, and I have found you.

I love those who love me. Those who seek me diligently will find me.

He who diligently seeks good seeks favor, but he who searches after evil, it shall come to him.

When you sit to eat with a ruler, consider diligently what is before you;