5 The object (“him”) is omitted in the Hebrew text, but supplied in the translation for clarity.
6 Heb “let us pursue in order to know.” The Hebrew term רָדַף (radaf, “to pursue”) is used figuratively: “to aim to secure” ( 923 רָדַף 2). It describes the pursuit of a moral goal: “Do not pervert justice … nor accept a bribe … pursue [רָדַף] justice” (Deut 16:20); “those who pursue [רָדַף] righteousness and who seek [בָּקַשׁ, baqash] the Lord” (Isa 51:1); “He who pursues [רָדַף] righteousness and love finds life, prosperity, and honor” (Prov 21:20); “Seek [בָּקַשׁ] peace and pursue [רָדַף] it” (Ps 34:15); “they slander me when I pursue [רָדַף] good” (Ps 38:21).
7 The Hebrew infinitive construct with לְ (lamed) denotes purpose: “to know” (לָדַעַת, lada’at).

In other versions

Let us know; let us press on to know the Lord;

his going out is sure as the dawn;

he will come to us as the showers,

as the spring rains that water the earth.”

Let us acknowledge the Lord;

let us press on to acknowledge him.

As surely as the sun rises,

he will appear;

he will come to us like the winter rains,

like the spring rains that water the earth.”

Let’s strive to know the Lord.

His appearance is as sure as the dawn.

He will come to us like the rain,

like the spring showers that water the land.

Oh, that we might know the Lord!

Let us press on to know him.

He will respond to us as surely as the arrival of dawn

or the coming of rains in early spring.”

Let us know, let us press on to know Yahweh;

his rising is sure like the dawn.

He will come like the showers to us,

like the spring rain that waters the earth.

Then shall we know, if we follow on to know the Lord:

His going forth is prepared as the morning;

And he shall come unto us as the rain,

As the latter and former rain unto the earth.

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